Home / 157,767,261.30-236,662,787.18-47,094,188.72

Finding the Fourth Proportional to 157,767,261.30, 236,662,787.18 and 47,094,188.72

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Solution

The fourth proportional to 157,767,261.30, 236,662,787.18 and 47,094,188.72 is: 70,644,833.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,767,261.30 : 236,662,787.18 = 47,094,188.72 : x
  2. Step 2: Convert to fraction form
    157,767,261.30/236,662,787.18 = 47,094,188.72/x
  3. Step 3: Cross multiply
    157,767,261.30x = 236,662,787.18 × 47,094,188.72
  4. Step 4: Simplify right side
    157,767,261.30x = 11,145,441,961,390,540
  5. Step 5: Solve for x
    x = 11,145,441,961,390,540/157,767,261.30
  6. Step 6: Final answer
    x = 70,644,833.85

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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.