Home / 106,554,176.31-147,044,763.56-57,661,604.31

Finding the Fourth Proportional to 106,554,176.31, 147,044,763.56 and 57,661,604.31

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Solution

The fourth proportional to 106,554,176.31, 147,044,763.56 and 57,661,604.31 is: 79,573,014.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,554,176.31 : 147,044,763.56 = 57,661,604.31 : x
  2. Step 2: Convert to fraction form
    106,554,176.31/147,044,763.56 = 57,661,604.31/x
  3. Step 3: Cross multiply
    106,554,176.31x = 147,044,763.56 × 57,661,604.31
  4. Step 4: Simplify right side
    106,554,176.31x = 8,478,836,971,965,920
  5. Step 5: Solve for x
    x = 8,478,836,971,965,920/106,554,176.31
  6. Step 6: Final answer
    x = 79,573,014.08

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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.