Home / 102,363,893.10-153,545,839.65-63,621,844.20

Finding the Fourth Proportional to 102,363,893.10, 153,545,839.65 and 63,621,844.20

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Solution

The fourth proportional to 102,363,893.10, 153,545,839.65 and 63,621,844.20 is: 95,432,766.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,363,893.10 : 153,545,839.65 = 63,621,844.20 : x
  2. Step 2: Convert to fraction form
    102,363,893.10/153,545,839.65 = 63,621,844.20/x
  3. Step 3: Cross multiply
    102,363,893.10x = 153,545,839.65 × 63,621,844.20
  4. Step 4: Simplify right side
    102,363,893.10x = 9,768,869,487,770,484
  5. Step 5: Solve for x
    x = 9,768,869,487,770,484/102,363,893.10
  6. Step 6: Final answer
    x = 95,432,766.30

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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.