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Finding the Fourth Proportional to 611,980,069.24, 844,535,355.53 and 347,676,565.33

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Solution

The fourth proportional to 611,980,069.24, 844,535,355.53 and 347,676,565.33 is: 479,795,284.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,980,069.24 : 844,535,355.53 = 347,676,565.33 : x
  2. Step 2: Convert to fraction form
    611,980,069.24/844,535,355.53 = 347,676,565.33/x
  3. Step 3: Cross multiply
    611,980,069.24x = 844,535,355.53 × 347,676,565.33
  4. Step 4: Simplify right side
    611,980,069.24x = 293,625,151,710,420,800
  5. Step 5: Solve for x
    x = 293,625,151,710,420,800/611,980,069.24
  6. Step 6: Final answer
    x = 479,795,284.96

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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.