Home / 88,543,618.50-132,543,021.90-57,771,938.82

Finding the Fourth Proportional to 88,543,618.50, 132,543,021.90 and 57,771,938.82

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Solution

The fourth proportional to 88,543,618.50, 132,543,021.90 and 57,771,938.82 is: 86,480,171.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,543,618.50 : 132,543,021.90 = 57,771,938.82 : x
  2. Step 2: Convert to fraction form
    88,543,618.50/132,543,021.90 = 57,771,938.82/x
  3. Step 3: Cross multiply
    88,543,618.50x = 132,543,021.90 × 57,771,938.82
  4. Step 4: Simplify right side
    88,543,618.50x = 7,657,267,352,224,721
  5. Step 5: Solve for x
    x = 7,657,267,352,224,721/88,543,618.50
  6. Step 6: Final answer
    x = 86,480,171.94

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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.