Home / 1,261,899,429.80-1,892,849,144.70-744,577,701.80

Finding the Fourth Proportional to 1,261,899,429.80, 1,892,849,144.70 and 744,577,701.80

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Solution

The fourth proportional to 1,261,899,429.80, 1,892,849,144.70 and 744,577,701.80 is: 1,116,866,552.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,899,429.80 : 1,892,849,144.70 = 744,577,701.80 : x
  2. Step 2: Convert to fraction form
    1,261,899,429.80/1,892,849,144.70 = 744,577,701.80/x
  3. Step 3: Cross multiply
    1,261,899,429.80x = 1,892,849,144.70 × 744,577,701.80
  4. Step 4: Simplify right side
    1,261,899,429.80x = 1,409,373,266,014,821,632
  5. Step 5: Solve for x
    x = 1,409,373,266,014,821,632/1,261,899,429.80
  6. Step 6: Final answer
    x = 1,116,866,552.70

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Double scale
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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.