Home / 124,428,122.10-186,642,183.15-112,334,886.90

Finding the Fourth Proportional to 124,428,122.10, 186,642,183.15 and 112,334,886.90

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Solution

The fourth proportional to 124,428,122.10, 186,642,183.15 and 112,334,886.90 is: 168,502,330.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,428,122.10 : 186,642,183.15 = 112,334,886.90 : x
  2. Step 2: Convert to fraction form
    124,428,122.10/186,642,183.15 = 112,334,886.90/x
  3. Step 3: Cross multiply
    124,428,122.10x = 186,642,183.15 × 112,334,886.90
  4. Step 4: Simplify right side
    124,428,122.10x = 20,966,428,534,924,336
  5. Step 5: Solve for x
    x = 20,966,428,534,924,336/124,428,122.10
  6. Step 6: Final answer
    x = 168,502,330.35

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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.