Home / 104,857,307.90-157,285,961.85-64,042,639.10

Finding the Fourth Proportional to 104,857,307.90, 157,285,961.85 and 64,042,639.10

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Solution

The fourth proportional to 104,857,307.90, 157,285,961.85 and 64,042,639.10 is: 96,063,958.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,857,307.90 : 157,285,961.85 = 64,042,639.10 : x
  2. Step 2: Convert to fraction form
    104,857,307.90/157,285,961.85 = 64,042,639.10/x
  3. Step 3: Cross multiply
    104,857,307.90x = 157,285,961.85 × 64,042,639.10
  4. Step 4: Simplify right side
    104,857,307.90x = 10,073,008,090,255,918
  5. Step 5: Solve for x
    x = 10,073,008,090,255,918/104,857,307.90
  6. Step 6: Final answer
    x = 96,063,958.65

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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.