Home / 96,714,005.40-145,071,008.10-66,103,003.80

Finding the Fourth Proportional to 96,714,005.40, 145,071,008.10 and 66,103,003.80

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Solution

The fourth proportional to 96,714,005.40, 145,071,008.10 and 66,103,003.80 is: 99,154,505.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,714,005.40 : 145,071,008.10 = 66,103,003.80 : x
  2. Step 2: Convert to fraction form
    96,714,005.40/145,071,008.10 = 66,103,003.80/x
  3. Step 3: Cross multiply
    96,714,005.40x = 145,071,008.10 × 66,103,003.80
  4. Step 4: Simplify right side
    96,714,005.40x = 9,589,629,399,704,130
  5. Step 5: Solve for x
    x = 9,589,629,399,704,130/96,714,005.40
  6. Step 6: Final answer
    x = 99,154,505.70

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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.