Home / 598,893,815.60-898,340,723.40-511,217,860.40

Finding the Fourth Proportional to 598,893,815.60, 898,340,723.40 and 511,217,860.40

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Solution

The fourth proportional to 598,893,815.60, 898,340,723.40 and 511,217,860.40 is: 766,826,790.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,893,815.60 : 898,340,723.40 = 511,217,860.40 : x
  2. Step 2: Convert to fraction form
    598,893,815.60/898,340,723.40 = 511,217,860.40/x
  3. Step 3: Cross multiply
    598,893,815.60x = 898,340,723.40 × 511,217,860.40
  4. Step 4: Simplify right side
    598,893,815.60x = 459,247,822,526,736,192
  5. Step 5: Solve for x
    x = 459,247,822,526,736,192/598,893,815.60
  6. Step 6: Final answer
    x = 766,826,790.60

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1.5x scale

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.