Home / 102,287,587.30-153,432,710.76-34,130,279.04

Finding the Fourth Proportional to 102,287,587.30, 153,432,710.76 and 34,130,279.04

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Solution

The fourth proportional to 102,287,587.30, 153,432,710.76 and 34,130,279.04 is: 51,195,862.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,287,587.30 : 153,432,710.76 = 34,130,279.04 : x
  2. Step 2: Convert to fraction form
    102,287,587.30/153,432,710.76 = 34,130,279.04/x
  3. Step 3: Cross multiply
    102,287,587.30x = 153,432,710.76 × 34,130,279.04
  4. Step 4: Simplify right side
    102,287,587.30x = 5,236,701,232,102,410
  5. Step 5: Solve for x
    x = 5,236,701,232,102,410/102,287,587.30
  6. Step 6: Final answer
    x = 51,195,862.28

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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.