Home / 598,759,315.20-898,138,972.80-292,248,057.60

Finding the Fourth Proportional to 598,759,315.20, 898,138,972.80 and 292,248,057.60

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Solution

The fourth proportional to 598,759,315.20, 898,138,972.80 and 292,248,057.60 is: 438,372,086.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,759,315.20 : 898,138,972.80 = 292,248,057.60 : x
  2. Step 2: Convert to fraction form
    598,759,315.20/898,138,972.80 = 292,248,057.60/x
  3. Step 3: Cross multiply
    598,759,315.20x = 898,138,972.80 × 292,248,057.60
  4. Step 4: Simplify right side
    598,759,315.20x = 262,479,370,255,659,232
  5. Step 5: Solve for x
    x = 262,479,370,255,659,232/598,759,315.20
  6. Step 6: Final answer
    x = 438,372,086.40

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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.