Home / 104,857,307.40-157,285,961.10-64,042,638.60

Finding the Fourth Proportional to 104,857,307.40, 157,285,961.10 and 64,042,638.60

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Solution

The fourth proportional to 104,857,307.40, 157,285,961.10 and 64,042,638.60 is: 96,063,957.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,857,307.40 : 157,285,961.10 = 64,042,638.60 : x
  2. Step 2: Convert to fraction form
    104,857,307.40/157,285,961.10 = 64,042,638.60/x
  3. Step 3: Cross multiply
    104,857,307.40x = 157,285,961.10 × 64,042,638.60
  4. Step 4: Simplify right side
    104,857,307.40x = 10,073,007,963,580,958
  5. Step 5: Solve for x
    x = 10,073,007,963,580,958/104,857,307.40
  6. Step 6: Final answer
    x = 96,063,957.90

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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.