Home / 410,914,683.28-616,583,937.12-192,587,206.24

Finding the Fourth Proportional to 410,914,683.28, 616,583,937.12 and 192,587,206.24

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Solution

The fourth proportional to 410,914,683.28, 616,583,937.12 and 192,587,206.24 is: 288,980,128.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,914,683.28 : 616,583,937.12 = 192,587,206.24 : x
  2. Step 2: Convert to fraction form
    410,914,683.28/616,583,937.12 = 192,587,206.24/x
  3. Step 3: Cross multiply
    410,914,683.28x = 616,583,937.12 × 192,587,206.24
  4. Step 4: Simplify right side
    410,914,683.28x = 118,746,177,862,400,640
  5. Step 5: Solve for x
    x = 118,746,177,862,400,640/410,914,683.28
  6. Step 6: Final answer
    x = 288,980,128.22

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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.