Home / 746,500,805.40-1,119,751,208.10-472,387,474.20

Finding the Fourth Proportional to 746,500,805.40, 1,119,751,208.10 and 472,387,474.20

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Solution

The fourth proportional to 746,500,805.40, 1,119,751,208.10 and 472,387,474.20 is: 708,581,211.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,500,805.40 : 1,119,751,208.10 = 472,387,474.20 : x
  2. Step 2: Convert to fraction form
    746,500,805.40/1,119,751,208.10 = 472,387,474.20/x
  3. Step 3: Cross multiply
    746,500,805.40x = 1,119,751,208.10 × 472,387,474.20
  4. Step 4: Simplify right side
    746,500,805.40x = 528,956,444,926,757,504
  5. Step 5: Solve for x
    x = 528,956,444,926,757,504/746,500,805.40
  6. Step 6: Final answer
    x = 708,581,211.30

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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.