Home / 586,113,755.52-808,838,574.24-321,812,867.64

Finding the Fourth Proportional to 586,113,755.52, 808,838,574.24 and 321,812,867.64

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Solution

The fourth proportional to 586,113,755.52, 808,838,574.24 and 321,812,867.64 is: 444,102,631.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,113,755.52 : 808,838,574.24 = 321,812,867.64 : x
  2. Step 2: Convert to fraction form
    586,113,755.52/808,838,574.24 = 321,812,867.64/x
  3. Step 3: Cross multiply
    586,113,755.52x = 808,838,574.24 × 321,812,867.64
  4. Step 4: Simplify right side
    586,113,755.52x = 260,294,661,034,023,424
  5. Step 5: Solve for x
    x = 260,294,661,034,023,424/586,113,755.52
  6. Step 6: Final answer
    x = 444,102,631.24

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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.