Home / 132,928,029.20-199,392,043.80-56,225,565.20

Finding the Fourth Proportional to 132,928,029.20, 199,392,043.80 and 56,225,565.20

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Solution

The fourth proportional to 132,928,029.20, 199,392,043.80 and 56,225,565.20 is: 84,338,347.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,928,029.20 : 199,392,043.80 = 56,225,565.20 : x
  2. Step 2: Convert to fraction form
    132,928,029.20/199,392,043.80 = 56,225,565.20/x
  3. Step 3: Cross multiply
    132,928,029.20x = 199,392,043.80 × 56,225,565.20
  4. Step 4: Simplify right side
    132,928,029.20x = 11,210,930,359,038,158
  5. Step 5: Solve for x
    x = 11,210,930,359,038,158/132,928,029.20
  6. Step 6: Final answer
    x = 84,338,347.80

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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.