Home / 144,403,650.36-216,584,169.30-42,140,230.20

Finding the Fourth Proportional to 144,403,650.36, 216,584,169.30 and 42,140,230.20

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Solution

The fourth proportional to 144,403,650.36, 216,584,169.30 and 42,140,230.20 is: 63,204,127.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,403,650.36 : 216,584,169.30 = 42,140,230.20 : x
  2. Step 2: Convert to fraction form
    144,403,650.36/216,584,169.30 = 42,140,230.20/x
  3. Step 3: Cross multiply
    144,403,650.36x = 216,584,169.30 × 42,140,230.20
  4. Step 4: Simplify right side
    144,403,650.36x = 9,126,906,751,977,774
  5. Step 5: Solve for x
    x = 9,126,906,751,977,774/144,403,650.36
  6. Step 6: Final answer
    x = 63,204,127.66

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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.