Home / 1,295,196,758.76-1,787,371,527.50-700,481,239.04

Finding the Fourth Proportional to 1,295,196,758.76, 1,787,371,527.50 and 700,481,239.04

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Solution

The fourth proportional to 1,295,196,758.76, 1,787,371,527.50 and 700,481,239.04 is: 966,664,110.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,196,758.76 : 1,787,371,527.50 = 700,481,239.04 : x
  2. Step 2: Convert to fraction form
    1,295,196,758.76/1,787,371,527.50 = 700,481,239.04/x
  3. Step 3: Cross multiply
    1,295,196,758.76x = 1,787,371,527.50 × 700,481,239.04
  4. Step 4: Simplify right side
    1,295,196,758.76x = 1,252,020,222,208,017,408
  5. Step 5: Solve for x
    x = 1,252,020,222,208,017,408/1,295,196,758.76
  6. Step 6: Final answer
    x = 966,664,110.10

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Double scale
Find fourth proportional to 1,295,196,759.76, 1,787,371,528.88 and 700,481,240.04
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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.