Home / 156,780,029.60-235,170,044.40-54,544,067.23

Finding the Fourth Proportional to 156,780,029.60, 235,170,044.40 and 54,544,067.23

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Solution

The fourth proportional to 156,780,029.60, 235,170,044.40 and 54,544,067.23 is: 81,816,100.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,780,029.60 : 235,170,044.40 = 54,544,067.23 : x
  2. Step 2: Convert to fraction form
    156,780,029.60/235,170,044.40 = 54,544,067.23/x
  3. Step 3: Cross multiply
    156,780,029.60x = 235,170,044.40 × 54,544,067.23
  4. Step 4: Simplify right side
    156,780,029.60x = 12,827,130,712,235,684
  5. Step 5: Solve for x
    x = 12,827,130,712,235,684/156,780,029.60
  6. Step 6: Final answer
    x = 81,816,100.85

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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.