Home / 179,063,965.80-268,595,948.70-124,644,407.40

Finding the Fourth Proportional to 179,063,965.80, 268,595,948.70 and 124,644,407.40

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Solution

The fourth proportional to 179,063,965.80, 268,595,948.70 and 124,644,407.40 is: 186,966,611.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,063,965.80 : 268,595,948.70 = 124,644,407.40 : x
  2. Step 2: Convert to fraction form
    179,063,965.80/268,595,948.70 = 124,644,407.40/x
  3. Step 3: Cross multiply
    179,063,965.80x = 268,595,948.70 × 124,644,407.40
  4. Step 4: Simplify right side
    179,063,965.80x = 33,478,982,855,752,300
  5. Step 5: Solve for x
    x = 33,478,982,855,752,300/179,063,965.80
  6. Step 6: Final answer
    x = 186,966,611.10

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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.