Home / 77,513,690,955.25-116,270,536,301.65-18,625,776,627.25

Finding the Fourth Proportional to 77,513,690,955.25, 116,270,536,301.65 and 18,625,776,627.25

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Solution

The fourth proportional to 77,513,690,955.25, 116,270,536,301.65 and 18,625,776,627.25 is: 27,938,664,909.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,513,690,955.25 : 116,270,536,301.65 = 18,625,776,627.25 : x
  2. Step 2: Convert to fraction form
    77,513,690,955.25/116,270,536,301.65 = 18,625,776,627.25/x
  3. Step 3: Cross multiply
    77,513,690,955.25x = 116,270,536,301.65 × 18,625,776,627.25
  4. Step 4: Simplify right side
    77,513,690,955.25x = 2,165,629,037,485,095,124,992
  5. Step 5: Solve for x
    x = 2,165,629,037,485,095,124,992/77,513,690,955.25
  6. Step 6: Final answer
    x = 27,938,664,909.34

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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.