Home / 581,807,320.22-802,911,057.84-317,506,337.32

Finding the Fourth Proportional to 581,807,320.22, 802,911,057.84 and 317,506,337.32

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Solution

The fourth proportional to 581,807,320.22, 802,911,057.84 and 317,506,337.32 is: 438,167,998.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,807,320.22 : 802,911,057.84 = 317,506,337.32 : x
  2. Step 2: Convert to fraction form
    581,807,320.22/802,911,057.84 = 317,506,337.32/x
  3. Step 3: Cross multiply
    581,807,320.22x = 802,911,057.84 × 317,506,337.32
  4. Step 4: Simplify right side
    581,807,320.22x = 254,929,349,164,490,528
  5. Step 5: Solve for x
    x = 254,929,349,164,490,528/581,807,320.22
  6. Step 6: Final answer
    x = 438,167,998.76

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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.