Home / 83,659,392,001.40-125,489,088,002.10-31,307,776,820.60

Finding the Fourth Proportional to 83,659,392,001.40, 125,489,088,002.10 and 31,307,776,820.60

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Solution

The fourth proportional to 83,659,392,001.40, 125,489,088,002.10 and 31,307,776,820.60 is: 46,961,665,230.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,659,392,001.40 : 125,489,088,002.10 = 31,307,776,820.60 : x
  2. Step 2: Convert to fraction form
    83,659,392,001.40/125,489,088,002.10 = 31,307,776,820.60/x
  3. Step 3: Cross multiply
    83,659,392,001.40x = 125,489,088,002.10 × 31,307,776,820.60
  4. Step 4: Simplify right side
    83,659,392,001.40x = 3,928,784,360,590,379,843,584
  5. Step 5: Solve for x
    x = 3,928,784,360,590,379,843,584/83,659,392,001.40
  6. Step 6: Final answer
    x = 46,961,665,230.90

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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.