Home / 410,914,515.96-616,583,686.19-192,587,038.60

Finding the Fourth Proportional to 410,914,515.96, 616,583,686.19 and 192,587,038.60

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Solution

The fourth proportional to 410,914,515.96, 616,583,686.19 and 192,587,038.60 is: 288,979,876.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,914,515.96 : 616,583,686.19 = 192,587,038.60 : x
  2. Step 2: Convert to fraction form
    410,914,515.96/616,583,686.19 = 192,587,038.60/x
  3. Step 3: Cross multiply
    410,914,515.96x = 616,583,686.19 × 192,587,038.60
  4. Step 4: Simplify right side
    410,914,515.96x = 118,746,026,172,403,824
  5. Step 5: Solve for x
    x = 118,746,026,172,403,824/410,914,515.96
  6. Step 6: Final answer
    x = 288,979,876.74

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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.