Home / 610,187,282.16-842,068,030.12-331,729,869.04

Finding the Fourth Proportional to 610,187,282.16, 842,068,030.12 and 331,729,869.04

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Solution

The fourth proportional to 610,187,282.16, 842,068,030.12 and 331,729,869.04 is: 457,792,427.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,187,282.16 : 842,068,030.12 = 331,729,869.04 : x
  2. Step 2: Convert to fraction form
    610,187,282.16/842,068,030.12 = 331,729,869.04/x
  3. Step 3: Cross multiply
    610,187,282.16x = 842,068,030.12 × 331,729,869.04
  4. Step 4: Simplify right side
    610,187,282.16x = 279,339,117,354,478,400
  5. Step 5: Solve for x
    x = 279,339,117,354,478,400/610,187,282.16
  6. Step 6: Final answer
    x = 457,792,427.87

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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.