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Finding the Fourth Proportional to 59,445,957.60, 89,084,955.60 and 43,972,495.20

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Solution

The fourth proportional to 59,445,957.60, 89,084,955.60 and 43,972,495.20 is: 65,896,621.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,445,957.60 : 89,084,955.60 = 43,972,495.20 : x
  2. Step 2: Convert to fraction form
    59,445,957.60/89,084,955.60 = 43,972,495.20/x
  3. Step 3: Cross multiply
    59,445,957.60x = 89,084,955.60 × 43,972,495.20
  4. Step 4: Simplify right side
    59,445,957.60x = 3,917,287,782,513,213
  5. Step 5: Solve for x
    x = 3,917,287,782,513,213/59,445,957.60
  6. Step 6: Final answer
    x = 65,896,621.75

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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.