Home / 757,960,206.40-1,136,940,309.60-646,995,325.60

Finding the Fourth Proportional to 757,960,206.40, 1,136,940,309.60 and 646,995,325.60

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Solution

The fourth proportional to 757,960,206.40, 1,136,940,309.60 and 646,995,325.60 is: 970,492,988.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,960,206.40 : 1,136,940,309.60 = 646,995,325.60 : x
  2. Step 2: Convert to fraction form
    757,960,206.40/1,136,940,309.60 = 646,995,325.60/x
  3. Step 3: Cross multiply
    757,960,206.40x = 1,136,940,309.60 × 646,995,325.60
  4. Step 4: Simplify right side
    757,960,206.40x = 735,595,065,797,416,832
  5. Step 5: Solve for x
    x = 735,595,065,797,416,832/757,960,206.40
  6. Step 6: Final answer
    x = 970,492,988.40

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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.