Home / 586,113,713.80-808,838,516.60-321,812,825.92

Finding the Fourth Proportional to 586,113,713.80, 808,838,516.60 and 321,812,825.92

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Solution

The fourth proportional to 586,113,713.80, 808,838,516.60 and 321,812,825.92 is: 444,102,573.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,113,713.80 : 808,838,516.60 = 321,812,825.92 : x
  2. Step 2: Convert to fraction form
    586,113,713.80/808,838,516.60 = 321,812,825.92/x
  3. Step 3: Cross multiply
    586,113,713.80x = 808,838,516.60 × 321,812,825.92
  4. Step 4: Simplify right side
    586,113,713.80x = 260,294,608,738,377,792
  5. Step 5: Solve for x
    x = 260,294,608,738,377,792/586,113,713.80
  6. Step 6: Final answer
    x = 444,102,573.63

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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.