Home / 361,023,079,531.59-498,205,147,331.85-198,439,249,758.55

Finding the Fourth Proportional to 361,023,079,531.59, 498,205,147,331.85 and 198,439,249,758.55

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Solution

The fourth proportional to 361,023,079,531.59, 498,205,147,331.85 and 198,439,249,758.55 is: 273,842,480,626.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,023,079,531.59 : 498,205,147,331.85 = 198,439,249,758.55 : x
  2. Step 2: Convert to fraction form
    361,023,079,531.59/498,205,147,331.85 = 198,439,249,758.55/x
  3. Step 3: Cross multiply
    361,023,079,531.59x = 498,205,147,331.85 × 198,439,249,758.55
  4. Step 4: Simplify right side
    361,023,079,531.59x = 98,863,455,662,380,171,657,216
  5. Step 5: Solve for x
    x = 98,863,455,662,380,171,657,216/361,023,079,531.59
  6. Step 6: Final answer
    x = 273,842,480,626.59

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1.5x scale

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.