Home / 151,674,802.90-227,577,747.22-81,563,084.46

Finding the Fourth Proportional to 151,674,802.90, 227,577,747.22 and 81,563,084.46

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Solution

The fourth proportional to 151,674,802.90, 227,577,747.22 and 81,563,084.46 is: 122,379,872.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,674,802.90 : 227,577,747.22 = 81,563,084.46 : x
  2. Step 2: Convert to fraction form
    151,674,802.90/227,577,747.22 = 81,563,084.46/x
  3. Step 3: Cross multiply
    151,674,802.90x = 227,577,747.22 × 81,563,084.46
  4. Step 4: Simplify right side
    151,674,802.90x = 18,561,943,016,652,964
  5. Step 5: Solve for x
    x = 18,561,943,016,652,964/151,674,802.90
  6. Step 6: Final answer
    x = 122,379,872.35

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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.