Home / 995,231,427.60-1,492,847,141.40-268,220,139.60

Finding the Fourth Proportional to 995,231,427.60, 1,492,847,141.40 and 268,220,139.60

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Solution

The fourth proportional to 995,231,427.60, 1,492,847,141.40 and 268,220,139.60 is: 402,330,209.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,231,427.60 : 1,492,847,141.40 = 268,220,139.60 : x
  2. Step 2: Convert to fraction form
    995,231,427.60/1,492,847,141.40 = 268,220,139.60/x
  3. Step 3: Cross multiply
    995,231,427.60x = 1,492,847,141.40 × 268,220,139.60
  4. Step 4: Simplify right side
    995,231,427.60x = 400,411,668,667,768,960
  5. Step 5: Solve for x
    x = 400,411,668,667,768,960/995,231,427.60
  6. Step 6: Final answer
    x = 402,330,209.40

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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.