Home / 581,807,295.12-802,911,023.14-317,506,312.20

Finding the Fourth Proportional to 581,807,295.12, 802,911,023.14 and 317,506,312.20

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Solution

The fourth proportional to 581,807,295.12, 802,911,023.14 and 317,506,312.20 is: 438,167,964.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,807,295.12 : 802,911,023.14 = 317,506,312.20 : x
  2. Step 2: Convert to fraction form
    581,807,295.12/802,911,023.14 = 317,506,312.20/x
  3. Step 3: Cross multiply
    581,807,295.12x = 802,911,023.14 × 317,506,312.20
  4. Step 4: Simplify right side
    581,807,295.12x = 254,929,317,981,910,240
  5. Step 5: Solve for x
    x = 254,929,317,981,910,240/581,807,295.12
  6. Step 6: Final answer
    x = 438,167,964.07

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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.