Home / 98,904,460.08-136,496,325.90-54,865,657.56

Finding the Fourth Proportional to 98,904,460.08, 136,496,325.90 and 54,865,657.56

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Solution

The fourth proportional to 98,904,460.08, 136,496,325.90 and 54,865,657.56 is: 75,719,140.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,904,460.08 : 136,496,325.90 = 54,865,657.56 : x
  2. Step 2: Convert to fraction form
    98,904,460.08/136,496,325.90 = 54,865,657.56/x
  3. Step 3: Cross multiply
    98,904,460.08x = 136,496,325.90 × 54,865,657.56
  4. Step 4: Simplify right side
    98,904,460.08x = 7,488,960,675,027,559
  5. Step 5: Solve for x
    x = 7,488,960,675,027,559/98,904,460.08
  6. Step 6: Final answer
    x = 75,719,140.16

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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.