Home / 74,207,354,198.90-111,311,031,298.36-38,821,036,349.30

Finding the Fourth Proportional to 74,207,354,198.90, 111,311,031,298.36 and 38,821,036,349.30

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Solution

The fourth proportional to 74,207,354,198.90, 111,311,031,298.36 and 38,821,036,349.30 is: 58,231,554,523.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,207,354,198.90 : 111,311,031,298.36 = 38,821,036,349.30 : x
  2. Step 2: Convert to fraction form
    74,207,354,198.90/111,311,031,298.36 = 38,821,036,349.30/x
  3. Step 3: Cross multiply
    74,207,354,198.90x = 111,311,031,298.36 × 38,821,036,349.30
  4. Step 4: Simplify right side
    74,207,354,198.90x = 4,321,209,592,111,703,785,472
  5. Step 5: Solve for x
    x = 4,321,209,592,111,703,785,472/74,207,354,198.90
  6. Step 6: Final answer
    x = 58,231,554,523.96

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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.