Home / 68,832,022.20-103,123,617.30-40,054,601.40

Finding the Fourth Proportional to 68,832,022.20, 103,123,617.30 and 40,054,601.40

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Solution

The fourth proportional to 68,832,022.20, 103,123,617.30 and 40,054,601.40 is: 60,009,502.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,832,022.20 : 103,123,617.30 = 40,054,601.40 : x
  2. Step 2: Convert to fraction form
    68,832,022.20/103,123,617.30 = 40,054,601.40/x
  3. Step 3: Cross multiply
    68,832,022.20x = 103,123,617.30 × 40,054,601.40
  4. Step 4: Simplify right side
    68,832,022.20x = 4,130,575,385,877,644
  5. Step 5: Solve for x
    x = 4,130,575,385,877,644/68,832,022.20
  6. Step 6: Final answer
    x = 60,009,502.17

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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.