Home / 108,736,005.40-163,104,008.10-65,737,835.80

Finding the Fourth Proportional to 108,736,005.40, 163,104,008.10 and 65,737,835.80

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Solution

The fourth proportional to 108,736,005.40, 163,104,008.10 and 65,737,835.80 is: 98,606,753.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,736,005.40 : 163,104,008.10 = 65,737,835.80 : x
  2. Step 2: Convert to fraction form
    108,736,005.40/163,104,008.10 = 65,737,835.80/x
  3. Step 3: Cross multiply
    108,736,005.40x = 163,104,008.10 × 65,737,835.80
  4. Step 4: Simplify right side
    108,736,005.40x = 10,722,104,502,799,670
  5. Step 5: Solve for x
    x = 10,722,104,502,799,670/108,736,005.40
  6. Step 6: Final answer
    x = 98,606,753.70

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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.