Home / 82,063,207.40-123,094,811.10-34,187,930.60

Finding the Fourth Proportional to 82,063,207.40, 123,094,811.10 and 34,187,930.60

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Solution

The fourth proportional to 82,063,207.40, 123,094,811.10 and 34,187,930.60 is: 51,281,895.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,063,207.40 : 123,094,811.10 = 34,187,930.60 : x
  2. Step 2: Convert to fraction form
    82,063,207.40/123,094,811.10 = 34,187,930.60/x
  3. Step 3: Cross multiply
    82,063,207.40x = 123,094,811.10 × 34,187,930.60
  4. Step 4: Simplify right side
    82,063,207.40x = 4,208,356,859,106,909.50
  5. Step 5: Solve for x
    x = 4,208,356,859,106,909.50/82,063,207.40
  6. Step 6: Final answer
    x = 51,281,895.90

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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.