Home / 533,258,217.20-735,866,739.95-298,263,476.84

Finding the Fourth Proportional to 533,258,217.20, 735,866,739.95 and 298,263,476.84

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Solution

The fourth proportional to 533,258,217.20, 735,866,739.95 and 298,263,476.84 is: 411,587,042.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,258,217.20 : 735,866,739.95 = 298,263,476.84 : x
  2. Step 2: Convert to fraction form
    533,258,217.20/735,866,739.95 = 298,263,476.84/x
  3. Step 3: Cross multiply
    533,258,217.20x = 735,866,739.95 × 298,263,476.84
  4. Step 4: Simplify right side
    533,258,217.20x = 219,482,172,350,430,656
  5. Step 5: Solve for x
    x = 219,482,172,350,430,656/533,258,217.20
  6. Step 6: Final answer
    x = 411,587,042.21

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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.