Home / 99,645,370.10-149,468,055.15-61,182,163.70

Finding the Fourth Proportional to 99,645,370.10, 149,468,055.15 and 61,182,163.70

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Solution

The fourth proportional to 99,645,370.10, 149,468,055.15 and 61,182,163.70 is: 91,773,245.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,645,370.10 : 149,468,055.15 = 61,182,163.70 : x
  2. Step 2: Convert to fraction form
    99,645,370.10/149,468,055.15 = 61,182,163.70/x
  3. Step 3: Cross multiply
    99,645,370.10x = 149,468,055.15 × 61,182,163.70
  4. Step 4: Simplify right side
    99,645,370.10x = 9,144,779,018,107,928
  5. Step 5: Solve for x
    x = 9,144,779,018,107,928/99,645,370.10
  6. Step 6: Final answer
    x = 91,773,245.55

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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.