Home / 10,918,621,965.60-16,377,932,948.40-10,490,067,943.20

Finding the Fourth Proportional to 10,918,621,965.60, 16,377,932,948.40 and 10,490,067,943.20

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Solution

The fourth proportional to 10,918,621,965.60, 16,377,932,948.40 and 10,490,067,943.20 is: 15,735,101,914.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,918,621,965.60 : 16,377,932,948.40 = 10,490,067,943.20 : x
  2. Step 2: Convert to fraction form
    10,918,621,965.60/16,377,932,948.40 = 10,490,067,943.20/x
  3. Step 3: Cross multiply
    10,918,621,965.60x = 16,377,932,948.40 × 10,490,067,943.20
  4. Step 4: Simplify right side
    10,918,621,965.60x = 171,805,629,397,889,908,736
  5. Step 5: Solve for x
    x = 171,805,629,397,889,908,736/10,918,621,965.60
  6. Step 6: Final answer
    x = 15,735,101,914.80

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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.