Home / 157,754,100.93-236,635,972.11-54,121,852.58

Finding the Fourth Proportional to 157,754,100.93, 236,635,972.11 and 54,121,852.58

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Solution

The fourth proportional to 157,754,100.93, 236,635,972.11 and 54,121,852.58 is: 81,184,432.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,754,100.93 : 236,635,972.11 = 54,121,852.58 : x
  2. Step 2: Convert to fraction form
    157,754,100.93/236,635,972.11 = 54,121,852.58/x
  3. Step 3: Cross multiply
    157,754,100.93x = 236,635,972.11 × 54,121,852.58
  4. Step 4: Simplify right side
    157,754,100.93x = 12,807,177,196,479,234
  5. Step 5: Solve for x
    x = 12,807,177,196,479,234/157,754,100.93
  6. Step 6: Final answer
    x = 81,184,432.74

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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.