Home / 512,044,703.02-767,980,424.34-143,494,833.04

Finding the Fourth Proportional to 512,044,703.02, 767,980,424.34 and 143,494,833.04

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Solution

The fourth proportional to 512,044,703.02, 767,980,424.34 and 143,494,833.04 is: 215,217,972.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,044,703.02 : 767,980,424.34 = 143,494,833.04 : x
  2. Step 2: Convert to fraction form
    512,044,703.02/767,980,424.34 = 143,494,833.04/x
  3. Step 3: Cross multiply
    512,044,703.02x = 767,980,424.34 × 143,494,833.04
  4. Step 4: Simplify right side
    512,044,703.02x = 110,201,222,768,656,656
  5. Step 5: Solve for x
    x = 110,201,222,768,656,656/512,044,703.02
  6. Step 6: Final answer
    x = 215,217,972.41

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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.