Home / 346,347,331.92-477,826,280.28-197,676,704.88

Finding the Fourth Proportional to 346,347,331.92, 477,826,280.28 and 197,676,704.88

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Solution

The fourth proportional to 346,347,331.92, 477,826,280.28 and 197,676,704.88 is: 272,717,921.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,347,331.92 : 477,826,280.28 = 197,676,704.88 : x
  2. Step 2: Convert to fraction form
    346,347,331.92/477,826,280.28 = 197,676,704.88/x
  3. Step 3: Cross multiply
    346,347,331.92x = 477,826,280.28 × 197,676,704.88
  4. Step 4: Simplify right side
    346,347,331.92x = 94,455,124,590,817,712
  5. Step 5: Solve for x
    x = 94,455,124,590,817,712/346,347,331.92
  6. Step 6: Final answer
    x = 272,717,921.82

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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.