Home / 150,423,963.37-207,508,671.72-98,243,543.05

Finding the Fourth Proportional to 150,423,963.37, 207,508,671.72 and 98,243,543.05

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Solution

The fourth proportional to 150,423,963.37, 207,508,671.72 and 98,243,543.05 is: 135,526,193.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,423,963.37 : 207,508,671.72 = 98,243,543.05 : x
  2. Step 2: Convert to fraction form
    150,423,963.37/207,508,671.72 = 98,243,543.05/x
  3. Step 3: Cross multiply
    150,423,963.37x = 207,508,671.72 × 98,243,543.05
  4. Step 4: Simplify right side
    150,423,963.37x = 20,386,387,122,853,364
  5. Step 5: Solve for x
    x = 20,386,387,122,853,364/150,423,963.37
  6. Step 6: Final answer
    x = 135,526,193.21

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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.