Home / 1,348,745,126.88-1,861,309,167.12-754,054,667.76

Finding the Fourth Proportional to 1,348,745,126.88, 1,861,309,167.12 and 754,054,667.76

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Solution

The fourth proportional to 1,348,745,126.88, 1,861,309,167.12 and 754,054,667.76 is: 1,040,618,303.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,745,126.88 : 1,861,309,167.12 = 754,054,667.76 : x
  2. Step 2: Convert to fraction form
    1,348,745,126.88/1,861,309,167.12 = 754,054,667.76/x
  3. Step 3: Cross multiply
    1,348,745,126.88x = 1,861,309,167.12 × 754,054,667.76
  4. Step 4: Simplify right side
    1,348,745,126.88x = 1,403,528,865,611,313,920
  5. Step 5: Solve for x
    x = 1,403,528,865,611,313,920/1,348,745,126.88
  6. Step 6: Final answer
    x = 1,040,618,303.37

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.