Home / 104,832,279.80-157,248,419.70-74,221,278.20

Finding the Fourth Proportional to 104,832,279.80, 157,248,419.70 and 74,221,278.20

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Solution

The fourth proportional to 104,832,279.80, 157,248,419.70 and 74,221,278.20 is: 111,331,917.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,832,279.80 : 157,248,419.70 = 74,221,278.20 : x
  2. Step 2: Convert to fraction form
    104,832,279.80/157,248,419.70 = 74,221,278.20/x
  3. Step 3: Cross multiply
    104,832,279.80x = 157,248,419.70 × 74,221,278.20
  4. Step 4: Simplify right side
    104,832,279.80x = 11,671,178,705,064,060
  5. Step 5: Solve for x
    x = 11,671,178,705,064,060/104,832,279.80
  6. Step 6: Final answer
    x = 111,331,917.30

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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.