Home / 880,409,889.32-1,214,949,302.39-483,924,402.91

Finding the Fourth Proportional to 880,409,889.32, 1,214,949,302.39 and 483,924,402.91

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Solution

The fourth proportional to 880,409,889.32, 1,214,949,302.39 and 483,924,402.91 is: 667,806,691.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,409,889.32 : 1,214,949,302.39 = 483,924,402.91 : x
  2. Step 2: Convert to fraction form
    880,409,889.32/1,214,949,302.39 = 483,924,402.91/x
  3. Step 3: Cross multiply
    880,409,889.32x = 1,214,949,302.39 × 483,924,402.91
  4. Step 4: Simplify right side
    880,409,889.32x = 587,943,615,723,174,272
  5. Step 5: Solve for x
    x = 587,943,615,723,174,272/880,409,889.32
  6. Step 6: Final answer
    x = 667,806,691.92

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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.