Home / 410,180,635,920.46-615,215,101,391.95-107,967,931,221.67

Finding the Fourth Proportional to 410,180,635,920.46, 615,215,101,391.95 and 107,967,931,221.67

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Solution

The fourth proportional to 410,180,635,920.46, 615,215,101,391.95 and 107,967,931,221.67 is: 161,937,195,315.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,180,635,920.46 : 615,215,101,391.95 = 107,967,931,221.67 : x
  2. Step 2: Convert to fraction form
    410,180,635,920.46/615,215,101,391.95 = 107,967,931,221.67/x
  3. Step 3: Cross multiply
    410,180,635,920.46x = 615,215,101,391.95 × 107,967,931,221.67
  4. Step 4: Simplify right side
    410,180,635,920.46x = 66,423,501,753,618,786,156,544
  5. Step 5: Solve for x
    x = 66,423,501,753,618,786,156,544/410,180,635,920.46
  6. Step 6: Final answer
    x = 161,937,195,315.33

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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.