Home / 941,011,918.40-1,411,517,877.60-327,392,206.40

Finding the Fourth Proportional to 941,011,918.40, 1,411,517,877.60 and 327,392,206.40

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Solution

The fourth proportional to 941,011,918.40, 1,411,517,877.60 and 327,392,206.40 is: 491,088,309.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,011,918.40 : 1,411,517,877.60 = 327,392,206.40 : x
  2. Step 2: Convert to fraction form
    941,011,918.40/1,411,517,877.60 = 327,392,206.40/x
  3. Step 3: Cross multiply
    941,011,918.40x = 1,411,517,877.60 × 327,392,206.40
  4. Step 4: Simplify right side
    941,011,918.40x = 462,119,952,320,509,056
  5. Step 5: Solve for x
    x = 462,119,952,320,509,056/941,011,918.40
  6. Step 6: Final answer
    x = 491,088,309.60

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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.