Home / 70,669,387.95-97,523,168.72-39,729,694.83

Finding the Fourth Proportional to 70,669,387.95, 97,523,168.72 and 39,729,694.83

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Solution

The fourth proportional to 70,669,387.95, 97,523,168.72 and 39,729,694.83 is: 54,826,649.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,669,387.95 : 97,523,168.72 = 39,729,694.83 : x
  2. Step 2: Convert to fraction form
    70,669,387.95/97,523,168.72 = 39,729,694.83/x
  3. Step 3: Cross multiply
    70,669,387.95x = 97,523,168.72 × 39,729,694.83
  4. Step 4: Simplify right side
    70,669,387.95x = 3,874,565,731,901,553
  5. Step 5: Solve for x
    x = 3,874,565,731,901,553/70,669,387.95
  6. Step 6: Final answer
    x = 54,826,649.05

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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.