Home / 141,866,728,420.16-195,775,957,444.08-80,080,306,191.92

Finding the Fourth Proportional to 141,866,728,420.16, 195,775,957,444.08 and 80,080,306,191.92

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Solution

The fourth proportional to 141,866,728,420.16, 195,775,957,444.08 and 80,080,306,191.92 is: 110,510,750,418.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,866,728,420.16 : 195,775,957,444.08 = 80,080,306,191.92 : x
  2. Step 2: Convert to fraction form
    141,866,728,420.16/195,775,957,444.08 = 80,080,306,191.92/x
  3. Step 3: Cross multiply
    141,866,728,420.16x = 195,775,957,444.08 × 80,080,306,191.92
  4. Step 4: Simplify right side
    141,866,728,420.16x = 15,677,798,617,138,224,693,248
  5. Step 5: Solve for x
    x = 15,677,798,617,138,224,693,248/141,866,728,420.16
  6. Step 6: Final answer
    x = 110,510,750,418.56

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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.