Home / 156,780,040.60-235,170,060.90-54,544,078.23

Finding the Fourth Proportional to 156,780,040.60, 235,170,060.90 and 54,544,078.23

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Solution

The fourth proportional to 156,780,040.60, 235,170,060.90 and 54,544,078.23 is: 81,816,117.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,780,040.60 : 235,170,060.90 = 54,544,078.23 : x
  2. Step 2: Convert to fraction form
    156,780,040.60/235,170,060.90 = 54,544,078.23/x
  3. Step 3: Cross multiply
    156,780,040.60x = 235,170,060.90 × 54,544,078.23
  4. Step 4: Simplify right side
    156,780,040.60x = 12,827,134,199,083,464
  5. Step 5: Solve for x
    x = 12,827,134,199,083,464/156,780,040.60
  6. Step 6: Final answer
    x = 81,816,117.35

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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.