Home / 526,720,081.39-726,873,459.50-315,026,908.32

Finding the Fourth Proportional to 526,720,081.39, 726,873,459.50 and 315,026,908.32

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Solution

The fourth proportional to 526,720,081.39, 726,873,459.50 and 315,026,908.32 is: 434,736,982.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,720,081.39 : 726,873,459.50 = 315,026,908.32 : x
  2. Step 2: Convert to fraction form
    526,720,081.39/726,873,459.50 = 315,026,908.32/x
  3. Step 3: Cross multiply
    526,720,081.39x = 726,873,459.50 × 315,026,908.32
  4. Step 4: Simplify right side
    526,720,081.39x = 228,984,698,687,890,656
  5. Step 5: Solve for x
    x = 228,984,698,687,890,656/526,720,081.39
  6. Step 6: Final answer
    x = 434,736,982.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.