Home / 1,034,252,366.40-1,551,378,549.60-646,513,012.80

Finding the Fourth Proportional to 1,034,252,366.40, 1,551,378,549.60 and 646,513,012.80

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Solution

The fourth proportional to 1,034,252,366.40, 1,551,378,549.60 and 646,513,012.80 is: 969,769,519.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,252,366.40 : 1,551,378,549.60 = 646,513,012.80 : x
  2. Step 2: Convert to fraction form
    1,034,252,366.40/1,551,378,549.60 = 646,513,012.80/x
  3. Step 3: Cross multiply
    1,034,252,366.40x = 1,551,378,549.60 × 646,513,012.80
  4. Step 4: Simplify right side
    1,034,252,366.40x = 1,002,986,420,095,190,144
  5. Step 5: Solve for x
    x = 1,002,986,420,095,190,144/1,034,252,366.40
  6. Step 6: Final answer
    x = 969,769,519.20

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Double scale
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Similar ratio
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1.5x scale

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.