Home / 104,969,507.81-144,857,983.13-58,559,761.78

Finding the Fourth Proportional to 104,969,507.81, 144,857,983.13 and 58,559,761.78

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Solution

The fourth proportional to 104,969,507.81, 144,857,983.13 and 58,559,761.78 is: 80,812,506.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,969,507.81 : 144,857,983.13 = 58,559,761.78 : x
  2. Step 2: Convert to fraction form
    104,969,507.81/144,857,983.13 = 58,559,761.78/x
  3. Step 3: Cross multiply
    104,969,507.81x = 144,857,983.13 × 58,559,761.78
  4. Step 4: Simplify right side
    104,969,507.81x = 8,482,848,983,588,714
  5. Step 5: Solve for x
    x = 8,482,848,983,588,714/104,969,507.81
  6. Step 6: Final answer
    x = 80,812,506.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.