Home / 106,747,444.80-160,121,167.20-98,433,345.60

Finding the Fourth Proportional to 106,747,444.80, 160,121,167.20 and 98,433,345.60

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Solution

The fourth proportional to 106,747,444.80, 160,121,167.20 and 98,433,345.60 is: 147,650,018.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,747,444.80 : 160,121,167.20 = 98,433,345.60 : x
  2. Step 2: Convert to fraction form
    106,747,444.80/160,121,167.20 = 98,433,345.60/x
  3. Step 3: Cross multiply
    106,747,444.80x = 160,121,167.20 × 98,433,345.60
  4. Step 4: Simplify right side
    106,747,444.80x = 15,761,262,188,872,982
  5. Step 5: Solve for x
    x = 15,761,262,188,872,982/106,747,444.80
  6. Step 6: Final answer
    x = 147,650,018.40

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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.