Home / 995,545,212.40-1,493,317,818.60-258,554,643.40

Finding the Fourth Proportional to 995,545,212.40, 1,493,317,818.60 and 258,554,643.40

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Solution

The fourth proportional to 995,545,212.40, 1,493,317,818.60 and 258,554,643.40 is: 387,831,965.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,545,212.40 : 1,493,317,818.60 = 258,554,643.40 : x
  2. Step 2: Convert to fraction form
    995,545,212.40/1,493,317,818.60 = 258,554,643.40/x
  3. Step 3: Cross multiply
    995,545,212.40x = 1,493,317,818.60 × 258,554,643.40
  4. Step 4: Simplify right side
    995,545,212.40x = 386,104,256,070,988,864
  5. Step 5: Solve for x
    x = 386,104,256,070,988,864/995,545,212.40
  6. Step 6: Final answer
    x = 387,831,965.10

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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.