Home / 157,619,341.50-217,512,631.11-88,005,907.26

Finding the Fourth Proportional to 157,619,341.50, 217,512,631.11 and 88,005,907.26

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Solution

The fourth proportional to 157,619,341.50, 217,512,631.11 and 88,005,907.26 is: 121,447,001.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,619,341.50 : 217,512,631.11 = 88,005,907.26 : x
  2. Step 2: Convert to fraction form
    157,619,341.50/217,512,631.11 = 88,005,907.26/x
  3. Step 3: Cross multiply
    157,619,341.50x = 217,512,631.11 × 88,005,907.26
  4. Step 4: Simplify right side
    157,619,341.50x = 19,142,396,441,345,252
  5. Step 5: Solve for x
    x = 19,142,396,441,345,252/157,619,341.50
  6. Step 6: Final answer
    x = 121,447,001.74

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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.