Home / 842,897,088.74-1,163,172,730.20-466,569,102

Finding the Fourth Proportional to 842,897,088.74, 1,163,172,730.20 and 466,569,102

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Solution

The fourth proportional to 842,897,088.74, 1,163,172,730.20 and 466,569,102 is: 643,851,382.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,897,088.74 : 1,163,172,730.20 = 466,569,102 : x
  2. Step 2: Convert to fraction form
    842,897,088.74/1,163,172,730.20 = 466,569,102/x
  3. Step 3: Cross multiply
    842,897,088.74x = 1,163,172,730.20 × 466,569,102
  4. Step 4: Simplify right side
    842,897,088.74x = 542,700,456,200,302,272
  5. Step 5: Solve for x
    x = 542,700,456,200,302,272/842,897,088.74
  6. Step 6: Final answer
    x = 643,851,382.87

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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.