Home / 83,417,703.60-125,126,555.40-49,321,498.80

Finding the Fourth Proportional to 83,417,703.60, 125,126,555.40 and 49,321,498.80

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Solution

The fourth proportional to 83,417,703.60, 125,126,555.40 and 49,321,498.80 is: 73,982,248.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,417,703.60 : 125,126,555.40 = 49,321,498.80 : x
  2. Step 2: Convert to fraction form
    83,417,703.60/125,126,555.40 = 49,321,498.80/x
  3. Step 3: Cross multiply
    83,417,703.60x = 125,126,555.40 × 49,321,498.80
  4. Step 4: Simplify right side
    83,417,703.60x = 6,171,429,252,009,233
  5. Step 5: Solve for x
    x = 6,171,429,252,009,233/83,417,703.60
  6. Step 6: Final answer
    x = 73,982,248.20

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1.5x scale

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.