Home / 187,215,153.53-258,357,797.60-104,708,938.28

Finding the Fourth Proportional to 187,215,153.53, 258,357,797.60 and 104,708,938.28

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Solution

The fourth proportional to 187,215,153.53, 258,357,797.60 and 104,708,938.28 is: 144,498,830.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,215,153.53 : 258,357,797.60 = 104,708,938.28 : x
  2. Step 2: Convert to fraction form
    187,215,153.53/258,357,797.60 = 104,708,938.28/x
  3. Step 3: Cross multiply
    187,215,153.53x = 258,357,797.60 × 104,708,938.28
  4. Step 4: Simplify right side
    187,215,153.53x = 27,052,370,681,239,800
  5. Step 5: Solve for x
    x = 27,052,370,681,239,800/187,215,153.53
  6. Step 6: Final answer
    x = 144,498,830.21

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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.