Home / 1,149,448,947.70-1,724,173,421.55-504,476,403.70

Finding the Fourth Proportional to 1,149,448,947.70, 1,724,173,421.55 and 504,476,403.70

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Solution

The fourth proportional to 1,149,448,947.70, 1,724,173,421.55 and 504,476,403.70 is: 756,714,605.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,448,947.70 : 1,724,173,421.55 = 504,476,403.70 : x
  2. Step 2: Convert to fraction form
    1,149,448,947.70/1,724,173,421.55 = 504,476,403.70/x
  3. Step 3: Cross multiply
    1,149,448,947.70x = 1,724,173,421.55 × 504,476,403.70
  4. Step 4: Simplify right side
    1,149,448,947.70x = 869,804,807,058,668,032
  5. Step 5: Solve for x
    x = 869,804,807,058,668,032/1,149,448,947.70
  6. Step 6: Final answer
    x = 756,714,605.55

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Half scale
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Double scale
Find fourth proportional to 1,149,448,948.70, 1,724,173,423.05 and 504,476,404.70
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.