Home / 88,706,362.40-133,059,543.60-43,297,287.20

Finding the Fourth Proportional to 88,706,362.40, 133,059,543.60 and 43,297,287.20

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Solution

The fourth proportional to 88,706,362.40, 133,059,543.60 and 43,297,287.20 is: 64,945,930.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,706,362.40 : 133,059,543.60 = 43,297,287.20 : x
  2. Step 2: Convert to fraction form
    88,706,362.40/133,059,543.60 = 43,297,287.20/x
  3. Step 3: Cross multiply
    88,706,362.40x = 133,059,543.60 × 43,297,287.20
  4. Step 4: Simplify right side
    88,706,362.40x = 5,761,117,273,950,122
  5. Step 5: Solve for x
    x = 5,761,117,273,950,122/88,706,362.40
  6. Step 6: Final answer
    x = 64,945,930.80

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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.