Home / 124,074,925.20-186,112,387.80-83,153,968.20

Finding the Fourth Proportional to 124,074,925.20, 186,112,387.80 and 83,153,968.20

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Solution

The fourth proportional to 124,074,925.20, 186,112,387.80 and 83,153,968.20 is: 124,730,952.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,074,925.20 : 186,112,387.80 = 83,153,968.20 : x
  2. Step 2: Convert to fraction form
    124,074,925.20/186,112,387.80 = 83,153,968.20/x
  3. Step 3: Cross multiply
    124,074,925.20x = 186,112,387.80 × 83,153,968.20
  4. Step 4: Simplify right side
    124,074,925.20x = 15,475,983,576,747,270
  5. Step 5: Solve for x
    x = 15,475,983,576,747,270/124,074,925.20
  6. Step 6: Final answer
    x = 124,730,952.30

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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.