Home / 193,659,832.28-267,248,842.08-105,553,825.40

Finding the Fourth Proportional to 193,659,832.28, 267,248,842.08 and 105,553,825.40

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Solution

The fourth proportional to 193,659,832.28, 267,248,842.08 and 105,553,825.40 is: 145,663,338.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,659,832.28 : 267,248,842.08 = 105,553,825.40 : x
  2. Step 2: Convert to fraction form
    193,659,832.28/267,248,842.08 = 105,553,825.40/x
  3. Step 3: Cross multiply
    193,659,832.28x = 267,248,842.08 × 105,553,825.40
  4. Step 4: Simplify right side
    193,659,832.28x = 28,209,137,615,264,496
  5. Step 5: Solve for x
    x = 28,209,137,615,264,496/193,659,832.28
  6. Step 6: Final answer
    x = 145,663,338.05

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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.