Home / 124,658,871.24-187,008,399.72-38,397,237.87

Finding the Fourth Proportional to 124,658,871.24, 187,008,399.72 and 38,397,237.87

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Solution

The fourth proportional to 124,658,871.24, 187,008,399.72 and 38,397,237.87 is: 57,602,045.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,658,871.24 : 187,008,399.72 = 38,397,237.87 : x
  2. Step 2: Convert to fraction form
    124,658,871.24/187,008,399.72 = 38,397,237.87/x
  3. Step 3: Cross multiply
    124,658,871.24x = 187,008,399.72 × 38,397,237.87
  4. Step 4: Simplify right side
    124,658,871.24x = 7,180,606,007,736,881
  5. Step 5: Solve for x
    x = 7,180,606,007,736,881/124,658,871.24
  6. Step 6: Final answer
    x = 57,602,045.78

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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.