Home / 799,974,139.49-1,103,956,179.03-442,742,613.19

Finding the Fourth Proportional to 799,974,139.49, 1,103,956,179.03 and 442,742,613.19

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Solution

The fourth proportional to 799,974,139.49, 1,103,956,179.03 and 442,742,613.19 is: 610,980,304.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,974,139.49 : 1,103,956,179.03 = 442,742,613.19 : x
  2. Step 2: Convert to fraction form
    799,974,139.49/1,103,956,179.03 = 442,742,613.19/x
  3. Step 3: Cross multiply
    799,974,139.49x = 1,103,956,179.03 × 442,742,613.19
  4. Step 4: Simplify right side
    799,974,139.49x = 488,768,443,548,229,760
  5. Step 5: Solve for x
    x = 488,768,443,548,229,760/799,974,139.49
  6. Step 6: Final answer
    x = 610,980,304.76

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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.