Home / 124,520,258.20-186,780,387.30-67,124,630.20

Finding the Fourth Proportional to 124,520,258.20, 186,780,387.30 and 67,124,630.20

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Solution

The fourth proportional to 124,520,258.20, 186,780,387.30 and 67,124,630.20 is: 100,686,945.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,520,258.20 : 186,780,387.30 = 67,124,630.20 : x
  2. Step 2: Convert to fraction form
    124,520,258.20/186,780,387.30 = 67,124,630.20/x
  3. Step 3: Cross multiply
    124,520,258.20x = 186,780,387.30 × 67,124,630.20
  4. Step 4: Simplify right side
    124,520,258.20x = 12,537,564,426,125,278
  5. Step 5: Solve for x
    x = 12,537,564,426,125,278/124,520,258.20
  6. Step 6: Final answer
    x = 100,686,945.30

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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.