Home / 880,146,003.90-1,320,219,005.85-443,277,882.30

Finding the Fourth Proportional to 880,146,003.90, 1,320,219,005.85 and 443,277,882.30

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Solution

The fourth proportional to 880,146,003.90, 1,320,219,005.85 and 443,277,882.30 is: 664,916,823.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,146,003.90 : 1,320,219,005.85 = 443,277,882.30 : x
  2. Step 2: Convert to fraction form
    880,146,003.90/1,320,219,005.85 = 443,277,882.30/x
  3. Step 3: Cross multiply
    880,146,003.90x = 1,320,219,005.85 × 443,277,882.30
  4. Step 4: Simplify right side
    880,146,003.90x = 585,223,885,085,399,296
  5. Step 5: Solve for x
    x = 585,223,885,085,399,296/880,146,003.90
  6. Step 6: Final answer
    x = 664,916,823.45

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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.