Home / 100,773,649.10-151,160,473.65-43,256,132.30

Finding the Fourth Proportional to 100,773,649.10, 151,160,473.65 and 43,256,132.30

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Solution

The fourth proportional to 100,773,649.10, 151,160,473.65 and 43,256,132.30 is: 64,884,198.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,773,649.10 : 151,160,473.65 = 43,256,132.30 : x
  2. Step 2: Convert to fraction form
    100,773,649.10/151,160,473.65 = 43,256,132.30/x
  3. Step 3: Cross multiply
    100,773,649.10x = 151,160,473.65 × 43,256,132.30
  4. Step 4: Simplify right side
    100,773,649.10x = 6,538,617,446,735,064
  5. Step 5: Solve for x
    x = 6,538,617,446,735,064/100,773,649.10
  6. Step 6: Final answer
    x = 64,884,198.45

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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.