Home / 99,400,128.11-149,050,298.59-57,914,432.63

Finding the Fourth Proportional to 99,400,128.11, 149,050,298.59 and 57,914,432.63

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Solution

The fourth proportional to 99,400,128.11, 149,050,298.59 and 57,914,432.63 is: 86,842,578.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,400,128.11 : 149,050,298.59 = 57,914,432.63 : x
  2. Step 2: Convert to fraction form
    99,400,128.11/149,050,298.59 = 57,914,432.63/x
  3. Step 3: Cross multiply
    99,400,128.11x = 149,050,298.59 × 57,914,432.63
  4. Step 4: Simplify right side
    99,400,128.11x = 8,632,163,475,281,902
  5. Step 5: Solve for x
    x = 8,632,163,475,281,902/99,400,128.11
  6. Step 6: Final answer
    x = 86,842,578.98

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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.