Home / 124,395,461.20-186,734,909.40-73,306,266.40

Finding the Fourth Proportional to 124,395,461.20, 186,734,909.40 and 73,306,266.40

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Solution

The fourth proportional to 124,395,461.20, 186,734,909.40 and 73,306,266.40 is: 110,042,913.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,395,461.20 : 186,734,909.40 = 73,306,266.40 : x
  2. Step 2: Convert to fraction form
    124,395,461.20/186,734,909.40 = 73,306,266.40/x
  3. Step 3: Cross multiply
    124,395,461.20x = 186,734,909.40 × 73,306,266.40
  4. Step 4: Simplify right side
    124,395,461.20x = 13,688,839,014,656,266
  5. Step 5: Solve for x
    x = 13,688,839,014,656,266/124,395,461.20
  6. Step 6: Final answer
    x = 110,042,913.81

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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.