Home / 96,710,987.20-144,940,509.60-39,156,145.60

Finding the Fourth Proportional to 96,710,987.20, 144,940,509.60 and 39,156,145.60

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Solution

The fourth proportional to 96,710,987.20, 144,940,509.60 and 39,156,145.60 is: 58,683,215.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,710,987.20 : 144,940,509.60 = 39,156,145.60 : x
  2. Step 2: Convert to fraction form
    96,710,987.20/144,940,509.60 = 39,156,145.60/x
  3. Step 3: Cross multiply
    96,710,987.20x = 144,940,509.60 × 39,156,145.60
  4. Step 4: Simplify right side
    96,710,987.20x = 5,675,311,697,235,798
  5. Step 5: Solve for x
    x = 5,675,311,697,235,798/96,710,987.20
  6. Step 6: Final answer
    x = 58,683,215.44

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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.