Home / 598,883,340.60-898,325,010.90-511,207,385.40

Finding the Fourth Proportional to 598,883,340.60, 898,325,010.90 and 511,207,385.40

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Solution

The fourth proportional to 598,883,340.60, 898,325,010.90 and 511,207,385.40 is: 766,811,078.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,883,340.60 : 898,325,010.90 = 511,207,385.40 : x
  2. Step 2: Convert to fraction form
    598,883,340.60/898,325,010.90 = 511,207,385.40/x
  3. Step 3: Cross multiply
    598,883,340.60x = 898,325,010.90 × 511,207,385.40
  4. Step 4: Simplify right side
    598,883,340.60x = 459,230,380,061,615,488
  5. Step 5: Solve for x
    x = 459,230,380,061,615,488/598,883,340.60
  6. Step 6: Final answer
    x = 766,811,078.10

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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.