Home / 155,418,693.83-214,574,591.41-98,935,309.74

Finding the Fourth Proportional to 155,418,693.83, 214,574,591.41 and 98,935,309.74

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Solution

The fourth proportional to 155,418,693.83, 214,574,591.41 and 98,935,309.74 is: 136,592,343.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,418,693.83 : 214,574,591.41 = 98,935,309.74 : x
  2. Step 2: Convert to fraction form
    155,418,693.83/214,574,591.41 = 98,935,309.74/x
  3. Step 3: Cross multiply
    155,418,693.83x = 214,574,591.41 × 98,935,309.74
  4. Step 4: Simplify right side
    155,418,693.83x = 21,229,003,663,234,952
  5. Step 5: Solve for x
    x = 21,229,003,663,234,952/155,418,693.83
  6. Step 6: Final answer
    x = 136,592,343.82

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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.