Home / 122,449,275.64-168,979,985.22-67,445,132.14

Finding the Fourth Proportional to 122,449,275.64, 168,979,985.22 and 67,445,132.14

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Solution

The fourth proportional to 122,449,275.64, 168,979,985.22 and 67,445,132.14 is: 93,074,274.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,449,275.64 : 168,979,985.22 = 67,445,132.14 : x
  2. Step 2: Convert to fraction form
    122,449,275.64/168,979,985.22 = 67,445,132.14/x
  3. Step 3: Cross multiply
    122,449,275.64x = 168,979,985.22 × 67,445,132.14
  4. Step 4: Simplify right side
    122,449,275.64x = 11,396,877,432,178,146
  5. Step 5: Solve for x
    x = 11,396,877,432,178,146/122,449,275.64
  6. Step 6: Final answer
    x = 93,074,274.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.