Home / 216,752,118.04-299,118,079.02-117,632,839.24

Finding the Fourth Proportional to 216,752,118.04, 299,118,079.02 and 117,632,839.24

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Solution

The fourth proportional to 216,752,118.04, 299,118,079.02 and 117,632,839.24 is: 162,333,402.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,752,118.04 : 299,118,079.02 = 117,632,839.24 : x
  2. Step 2: Convert to fraction form
    216,752,118.04/299,118,079.02 = 117,632,839.24/x
  3. Step 3: Cross multiply
    216,752,118.04x = 299,118,079.02 × 117,632,839.24
  4. Step 4: Simplify right side
    216,752,118.04x = 35,186,108,903,137,272
  5. Step 5: Solve for x
    x = 35,186,108,903,137,272/216,752,118.04
  6. Step 6: Final answer
    x = 162,333,402.88

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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.