Home / 140,451,227.40-210,676,841.10-123,445,115.40

Finding the Fourth Proportional to 140,451,227.40, 210,676,841.10 and 123,445,115.40

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Solution

The fourth proportional to 140,451,227.40, 210,676,841.10 and 123,445,115.40 is: 185,167,673.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,451,227.40 : 210,676,841.10 = 123,445,115.40 : x
  2. Step 2: Convert to fraction form
    140,451,227.40/210,676,841.10 = 123,445,115.40/x
  3. Step 3: Cross multiply
    140,451,227.40x = 210,676,841.10 × 123,445,115.40
  4. Step 4: Simplify right side
    140,451,227.40x = 26,007,026,961,696,964
  5. Step 5: Solve for x
    x = 26,007,026,961,696,964/140,451,227.40
  6. Step 6: Final answer
    x = 185,167,673.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.