Home / 126,117,006.30-189,175,509.45-35,240,595.30

Finding the Fourth Proportional to 126,117,006.30, 189,175,509.45 and 35,240,595.30

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Solution

The fourth proportional to 126,117,006.30, 189,175,509.45 and 35,240,595.30 is: 52,860,892.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,117,006.30 : 189,175,509.45 = 35,240,595.30 : x
  2. Step 2: Convert to fraction form
    126,117,006.30/189,175,509.45 = 35,240,595.30/x
  3. Step 3: Cross multiply
    126,117,006.30x = 189,175,509.45 × 35,240,595.30
  4. Step 4: Simplify right side
    126,117,006.30x = 6,666,657,569,198,775
  5. Step 5: Solve for x
    x = 6,666,657,569,198,775/126,117,006.30
  6. Step 6: Final answer
    x = 52,860,892.95

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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.