Home / 189,264,672.40-283,785,034.20-98,565,408.40

Finding the Fourth Proportional to 189,264,672.40, 283,785,034.20 and 98,565,408.40

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Solution

The fourth proportional to 189,264,672.40, 283,785,034.20 and 98,565,408.40 is: 147,789,798.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,264,672.40 : 283,785,034.20 = 98,565,408.40 : x
  2. Step 2: Convert to fraction form
    189,264,672.40/283,785,034.20 = 98,565,408.40/x
  3. Step 3: Cross multiply
    189,264,672.40x = 283,785,034.20 × 98,565,408.40
  4. Step 4: Simplify right side
    189,264,672.40x = 27,971,387,793,730,968
  5. Step 5: Solve for x
    x = 27,971,387,793,730,968/189,264,672.40
  6. Step 6: Final answer
    x = 147,789,798.48

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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.