Home / 216,755,412.00-299,122,468.30-117,636,159.38

Finding the Fourth Proportional to 216,755,412.00, 299,122,468.30 and 117,636,159.38

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Solution

The fourth proportional to 216,755,412.00, 299,122,468.30 and 117,636,159.38 is: 162,337,899.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,755,412.00 : 299,122,468.30 = 117,636,159.38 : x
  2. Step 2: Convert to fraction form
    216,755,412.00/299,122,468.30 = 117,636,159.38/x
  3. Step 3: Cross multiply
    216,755,412.00x = 299,122,468.30 × 117,636,159.38
  4. Step 4: Simplify right side
    216,755,412.00x = 35,187,618,355,077,796
  5. Step 5: Solve for x
    x = 35,187,618,355,077,796/216,755,412.00
  6. Step 6: Final answer
    x = 162,337,899.81

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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.