Home / 202,176,169.40-303,264,254.10-81,094,518.20

Finding the Fourth Proportional to 202,176,169.40, 303,264,254.10 and 81,094,518.20

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Solution

The fourth proportional to 202,176,169.40, 303,264,254.10 and 81,094,518.20 is: 121,641,777.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,176,169.40 : 303,264,254.10 = 81,094,518.20 : x
  2. Step 2: Convert to fraction form
    202,176,169.40/303,264,254.10 = 81,094,518.20/x
  3. Step 3: Cross multiply
    202,176,169.40x = 303,264,254.10 × 81,094,518.20
  4. Step 4: Simplify right side
    202,176,169.40x = 24,593,068,573,521,876
  5. Step 5: Solve for x
    x = 24,593,068,573,521,876/202,176,169.40
  6. Step 6: Final answer
    x = 121,641,777.30

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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.