Home / 166,680,015.80-250,020,023.70-86,058,447.80

Finding the Fourth Proportional to 166,680,015.80, 250,020,023.70 and 86,058,447.80

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Solution

The fourth proportional to 166,680,015.80, 250,020,023.70 and 86,058,447.80 is: 129,087,671.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,680,015.80 : 250,020,023.70 = 86,058,447.80 : x
  2. Step 2: Convert to fraction form
    166,680,015.80/250,020,023.70 = 86,058,447.80/x
  3. Step 3: Cross multiply
    166,680,015.80x = 250,020,023.70 × 86,058,447.80
  4. Step 4: Simplify right side
    166,680,015.80x = 21,516,335,158,541,212
  5. Step 5: Solve for x
    x = 21,516,335,158,541,212/166,680,015.80
  6. Step 6: Final answer
    x = 129,087,671.70

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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.