Home / 193,585,818.95-267,145,066.55-105,480,540.60

Finding the Fourth Proportional to 193,585,818.95, 267,145,066.55 and 105,480,540.60

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Solution

The fourth proportional to 193,585,818.95, 267,145,066.55 and 105,480,540.60 is: 145,561,313.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,585,818.95 : 267,145,066.55 = 105,480,540.60 : x
  2. Step 2: Convert to fraction form
    193,585,818.95/267,145,066.55 = 105,480,540.60/x
  3. Step 3: Cross multiply
    193,585,818.95x = 267,145,066.55 × 105,480,540.60
  4. Step 4: Simplify right side
    193,585,818.95x = 28,178,606,038,580,676
  5. Step 5: Solve for x
    x = 28,178,606,038,580,676/193,585,818.95
  6. Step 6: Final answer
    x = 145,561,313.28

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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.