Home / 157,512,596.28-217,353,200.22-98,756,479.32

Finding the Fourth Proportional to 157,512,596.28, 217,353,200.22 and 98,756,479.32

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Solution

The fourth proportional to 157,512,596.28, 217,353,200.22 and 98,756,479.32 is: 136,275,049.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,512,596.28 : 217,353,200.22 = 98,756,479.32 : x
  2. Step 2: Convert to fraction form
    157,512,596.28/217,353,200.22 = 98,756,479.32/x
  3. Step 3: Cross multiply
    157,512,596.28x = 217,353,200.22 × 98,756,479.32
  4. Step 4: Simplify right side
    157,512,596.28x = 21,465,036,822,662,248
  5. Step 5: Solve for x
    x = 21,465,036,822,662,248/157,512,596.28
  6. Step 6: Final answer
    x = 136,275,049.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.