Home / 207,079,159.88-285,775,222.02-114,265,644.68

Finding the Fourth Proportional to 207,079,159.88, 285,775,222.02 and 114,265,644.68

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Solution

The fourth proportional to 207,079,159.88, 285,775,222.02 and 114,265,644.68 is: 157,689,890.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,079,159.88 : 285,775,222.02 = 114,265,644.68 : x
  2. Step 2: Convert to fraction form
    207,079,159.88/285,775,222.02 = 114,265,644.68/x
  3. Step 3: Cross multiply
    207,079,159.88x = 285,775,222.02 × 114,265,644.68
  4. Step 4: Simplify right side
    207,079,159.88x = 32,654,289,977,685,432
  5. Step 5: Solve for x
    x = 32,654,289,977,685,432/207,079,159.88
  6. Step 6: Final answer
    x = 157,689,890.17

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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.