Home / 292,589,301.45-438,883,077.33-74,239,221.45

Finding the Fourth Proportional to 292,589,301.45, 438,883,077.33 and 74,239,221.45

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Solution

The fourth proportional to 292,589,301.45, 438,883,077.33 and 74,239,221.45 is: 111,358,610.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,589,301.45 : 438,883,077.33 = 74,239,221.45 : x
  2. Step 2: Convert to fraction form
    292,589,301.45/438,883,077.33 = 74,239,221.45/x
  3. Step 3: Cross multiply
    292,589,301.45x = 438,883,077.33 × 74,239,221.45
  4. Step 4: Simplify right side
    292,589,301.45x = 32,582,337,968,559,344
  5. Step 5: Solve for x
    x = 32,582,337,968,559,344/292,589,301.45
  6. Step 6: Final answer
    x = 111,358,610.20

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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.