Home / 995,360,085.20-1,493,040,127.80-629,875,643.60

Finding the Fourth Proportional to 995,360,085.20, 1,493,040,127.80 and 629,875,643.60

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Solution

The fourth proportional to 995,360,085.20, 1,493,040,127.80 and 629,875,643.60 is: 944,813,465.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,360,085.20 : 1,493,040,127.80 = 629,875,643.60 : x
  2. Step 2: Convert to fraction form
    995,360,085.20/1,493,040,127.80 = 629,875,643.60/x
  3. Step 3: Cross multiply
    995,360,085.20x = 1,493,040,127.80 × 629,875,643.60
  4. Step 4: Simplify right side
    995,360,085.20x = 940,429,611,418,651,264
  5. Step 5: Solve for x
    x = 940,429,611,418,651,264/995,360,085.20
  6. Step 6: Final answer
    x = 944,813,465.40

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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.