Home / 99,501,844.62-149,217,075.09-38,108,263.98

Finding the Fourth Proportional to 99,501,844.62, 149,217,075.09 and 38,108,263.98

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Solution

The fourth proportional to 99,501,844.62, 149,217,075.09 and 38,108,263.98 is: 57,148,726.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,501,844.62 : 149,217,075.09 = 38,108,263.98 : x
  2. Step 2: Convert to fraction form
    99,501,844.62/149,217,075.09 = 38,108,263.98/x
  3. Step 3: Cross multiply
    99,501,844.62x = 149,217,075.09 × 38,108,263.98
  4. Step 4: Simplify right side
    99,501,844.62x = 5,686,403,687,853,202
  5. Step 5: Solve for x
    x = 5,686,403,687,853,202/99,501,844.62
  6. Step 6: Final answer
    x = 57,148,726.33

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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.