Home / 834,261,882.62-1,152,236,902.13-549,426,688.24

Finding the Fourth Proportional to 834,261,882.62, 1,152,236,902.13 and 549,426,688.24

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Solution

The fourth proportional to 834,261,882.62, 1,152,236,902.13 and 549,426,688.24 is: 758,838,103.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,261,882.62 : 1,152,236,902.13 = 549,426,688.24 : x
  2. Step 2: Convert to fraction form
    834,261,882.62/1,152,236,902.13 = 549,426,688.24/x
  3. Step 3: Cross multiply
    834,261,882.62x = 1,152,236,902.13 × 549,426,688.24
  4. Step 4: Simplify right side
    834,261,882.62x = 633,069,705,205,202,944
  5. Step 5: Solve for x
    x = 633,069,705,205,202,944/834,261,882.62
  6. Step 6: Final answer
    x = 758,838,103.95

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Double scale
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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.