Home / 880,120,008.30-1,320,180,012.45-880,120,008.30

Finding the Fourth Proportional to 880,120,008.30, 1,320,180,012.45 and 880,120,008.30

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Solution

The fourth proportional to 880,120,008.30, 1,320,180,012.45 and 880,120,008.30 is: 1,320,180,012.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,120,008.30 : 1,320,180,012.45 = 880,120,008.30 : x
  2. Step 2: Convert to fraction form
    880,120,008.30/1,320,180,012.45 = 880,120,008.30/x
  3. Step 3: Cross multiply
    880,120,008.30x = 1,320,180,012.45 × 880,120,008.30
  4. Step 4: Simplify right side
    880,120,008.30x = 1,161,916,843,514,988,032
  5. Step 5: Solve for x
    x = 1,161,916,843,514,988,032/880,120,008.30
  6. Step 6: Final answer
    x = 1,320,180,012.45

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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.