Home / 147,006,064-220,492,267.20-39,309,086.08

Finding the Fourth Proportional to 147,006,064, 220,492,267.20 and 39,309,086.08

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Solution

The fourth proportional to 147,006,064, 220,492,267.20 and 39,309,086.08 is: 58,959,129.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,006,064 : 220,492,267.20 = 39,309,086.08 : x
  2. Step 2: Convert to fraction form
    147,006,064/220,492,267.20 = 39,309,086.08/x
  3. Step 3: Cross multiply
    147,006,064x = 220,492,267.20 × 39,309,086.08
  4. Step 4: Simplify right side
    147,006,064x = 8,667,349,511,339,160
  5. Step 5: Solve for x
    x = 8,667,349,511,339,160/147,006,064
  6. Step 6: Final answer
    x = 58,959,129.14

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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.