Home / 1,145,114,562.40-1,717,671,843.60-531,494,850.40

Finding the Fourth Proportional to 1,145,114,562.40, 1,717,671,843.60 and 531,494,850.40

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Solution

The fourth proportional to 1,145,114,562.40, 1,717,671,843.60 and 531,494,850.40 is: 797,242,275.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,114,562.40 : 1,717,671,843.60 = 531,494,850.40 : x
  2. Step 2: Convert to fraction form
    1,145,114,562.40/1,717,671,843.60 = 531,494,850.40/x
  3. Step 3: Cross multiply
    1,145,114,562.40x = 1,717,671,843.60 × 531,494,850.40
  4. Step 4: Simplify right side
    1,145,114,562.40x = 912,933,739,550,474,112
  5. Step 5: Solve for x
    x = 912,933,739,550,474,112/1,145,114,562.40
  6. Step 6: Final answer
    x = 797,242,275.60

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Double scale
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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.