Home / 28,808,046,686.80-43,236,256,500.60-13,111,027,397.20

Finding the Fourth Proportional to 28,808,046,686.80, 43,236,256,500.60 and 13,111,027,397.20

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Solution

The fourth proportional to 28,808,046,686.80, 43,236,256,500.60 and 13,111,027,397.20 is: 19,677,548,765.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,808,046,686.80 : 43,236,256,500.60 = 13,111,027,397.20 : x
  2. Step 2: Convert to fraction form
    28,808,046,686.80/43,236,256,500.60 = 13,111,027,397.20/x
  3. Step 3: Cross multiply
    28,808,046,686.80x = 43,236,256,500.60 × 13,111,027,397.20
  4. Step 4: Simplify right side
    28,808,046,686.80x = 566,871,743,531,733,221,376
  5. Step 5: Solve for x
    x = 566,871,743,531,733,221,376/28,808,046,686.80
  6. Step 6: Final answer
    x = 19,677,548,765.97

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1.5x scale

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.