Home / 99,708,869.70-137,621,198.25-58,469,048.10

Finding the Fourth Proportional to 99,708,869.70, 137,621,198.25 and 58,469,048.10

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Solution

The fourth proportional to 99,708,869.70, 137,621,198.25 and 58,469,048.10 is: 80,700,748.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,708,869.70 : 137,621,198.25 = 58,469,048.10 : x
  2. Step 2: Convert to fraction form
    99,708,869.70/137,621,198.25 = 58,469,048.10/x
  3. Step 3: Cross multiply
    99,708,869.70x = 137,621,198.25 × 58,469,048.10
  4. Step 4: Simplify right side
    99,708,869.70x = 8,046,580,460,058,886
  5. Step 5: Solve for x
    x = 8,046,580,460,058,886/99,708,869.70
  6. Step 6: Final answer
    x = 80,700,748.93

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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.