Home / 99,549,084.43-137,370,721.49-55,494,134.56

Finding the Fourth Proportional to 99,549,084.43, 137,370,721.49 and 55,494,134.56

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Solution

The fourth proportional to 99,549,084.43, 137,370,721.49 and 55,494,134.56 is: 76,577,995.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,549,084.43 : 137,370,721.49 = 55,494,134.56 : x
  2. Step 2: Convert to fraction form
    99,549,084.43/137,370,721.49 = 55,494,134.56/x
  3. Step 3: Cross multiply
    99,549,084.43x = 137,370,721.49 × 55,494,134.56
  4. Step 4: Simplify right side
    99,549,084.43x = 7,623,269,302,557,549
  5. Step 5: Solve for x
    x = 7,623,269,302,557,549/99,549,084.43
  6. Step 6: Final answer
    x = 76,577,995.13

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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.