Home / 157,779,279.12-217,731,228-88,165,232

Finding the Fourth Proportional to 157,779,279.12, 217,731,228 and 88,165,232

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Solution

The fourth proportional to 157,779,279.12, 217,731,228 and 88,165,232 is: 121,665,686.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,779,279.12 : 217,731,228 = 88,165,232 : x
  2. Step 2: Convert to fraction form
    157,779,279.12/217,731,228 = 88,165,232/x
  3. Step 3: Cross multiply
    157,779,279.12x = 217,731,228 × 88,165,232
  4. Step 4: Simplify right side
    157,779,279.12x = 19,196,324,230,264,896
  5. Step 5: Solve for x
    x = 19,196,324,230,264,896/157,779,279.12
  6. Step 6: Final answer
    x = 121,665,686.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.