Home / 661,523,561.46-992,209,627.29-176,887,160.82

Finding the Fourth Proportional to 661,523,561.46, 992,209,627.29 and 176,887,160.82

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Solution

The fourth proportional to 661,523,561.46, 992,209,627.29 and 176,887,160.82 is: 265,310,495.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,523,561.46 : 992,209,627.29 = 176,887,160.82 : x
  2. Step 2: Convert to fraction form
    661,523,561.46/992,209,627.29 = 176,887,160.82/x
  3. Step 3: Cross multiply
    661,523,561.46x = 992,209,627.29 × 176,887,160.82
  4. Step 4: Simplify right side
    661,523,561.46x = 175,509,143,909,598,464
  5. Step 5: Solve for x
    x = 175,509,143,909,598,464/661,523,561.46
  6. Step 6: Final answer
    x = 265,310,495.55

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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.