Home / 124,623,908.70-186,935,863.05-55,536,578.70

Finding the Fourth Proportional to 124,623,908.70, 186,935,863.05 and 55,536,578.70

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Solution

The fourth proportional to 124,623,908.70, 186,935,863.05 and 55,536,578.70 is: 83,304,868.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,623,908.70 : 186,935,863.05 = 55,536,578.70 : x
  2. Step 2: Convert to fraction form
    124,623,908.70/186,935,863.05 = 55,536,578.70/x
  3. Step 3: Cross multiply
    124,623,908.70x = 186,935,863.05 × 55,536,578.70
  4. Step 4: Simplify right side
    124,623,908.70x = 10,381,778,270,128,748
  5. Step 5: Solve for x
    x = 10,381,778,270,128,748/124,623,908.70
  6. Step 6: Final answer
    x = 83,304,868.05

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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.