Home / 100,952,001.90-151,428,002.85-64,672,296.30

Finding the Fourth Proportional to 100,952,001.90, 151,428,002.85 and 64,672,296.30

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Solution

The fourth proportional to 100,952,001.90, 151,428,002.85 and 64,672,296.30 is: 97,008,444.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,952,001.90 : 151,428,002.85 = 64,672,296.30 : x
  2. Step 2: Convert to fraction form
    100,952,001.90/151,428,002.85 = 64,672,296.30/x
  3. Step 3: Cross multiply
    100,952,001.90x = 151,428,002.85 × 64,672,296.30
  4. Step 4: Simplify right side
    100,952,001.90x = 9,793,196,668,432,444
  5. Step 5: Solve for x
    x = 9,793,196,668,432,444/100,952,001.90
  6. Step 6: Final answer
    x = 97,008,444.45

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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.