Home / 100,368,476.30-150,552,714.45-54,451,973.90

Finding the Fourth Proportional to 100,368,476.30, 150,552,714.45 and 54,451,973.90

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Solution

The fourth proportional to 100,368,476.30, 150,552,714.45 and 54,451,973.90 is: 81,677,960.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,368,476.30 : 150,552,714.45 = 54,451,973.90 : x
  2. Step 2: Convert to fraction form
    100,368,476.30/150,552,714.45 = 54,451,973.90/x
  3. Step 3: Cross multiply
    100,368,476.30x = 150,552,714.45 × 54,451,973.90
  4. Step 4: Simplify right side
    100,368,476.30x = 8,197,892,477,805,552
  5. Step 5: Solve for x
    x = 8,197,892,477,805,552/100,368,476.30
  6. Step 6: Final answer
    x = 81,677,960.85

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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.