Home / 676,477,264.50-933,522,747.39-398,036,822.58

Finding the Fourth Proportional to 676,477,264.50, 933,522,747.39 and 398,036,822.58

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Solution

The fourth proportional to 676,477,264.50, 933,522,747.39 and 398,036,822.58 is: 549,281,472.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,477,264.50 : 933,522,747.39 = 398,036,822.58 : x
  2. Step 2: Convert to fraction form
    676,477,264.50/933,522,747.39 = 398,036,822.58/x
  3. Step 3: Cross multiply
    676,477,264.50x = 933,522,747.39 × 398,036,822.58
  4. Step 4: Simplify right side
    676,477,264.50x = 371,576,428,177,267,584
  5. Step 5: Solve for x
    x = 371,576,428,177,267,584/676,477,264.50
  6. Step 6: Final answer
    x = 549,281,472.83

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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.