Home / 34,143,759,087.48-47,116,520,837.82-18,690,912,131.68

Finding the Fourth Proportional to 34,143,759,087.48, 47,116,520,837.82 and 18,690,912,131.68

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Solution

The fourth proportional to 34,143,759,087.48, 47,116,520,837.82 and 18,690,912,131.68 is: 25,792,436,874.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,143,759,087.48 : 47,116,520,837.82 = 18,690,912,131.68 : x
  2. Step 2: Convert to fraction form
    34,143,759,087.48/47,116,520,837.82 = 18,690,912,131.68/x
  3. Step 3: Cross multiply
    34,143,759,087.48x = 47,116,520,837.82 × 18,690,912,131.68
  4. Step 4: Simplify right side
    34,143,759,087.48x = 880,650,750,929,900,142,592
  5. Step 5: Solve for x
    x = 880,650,750,929,900,142,592/34,143,759,087.48
  6. Step 6: Final answer
    x = 25,792,436,874.74

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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.