Home / 268,100,951.70-402,151,427.55-166,064,279.70

Finding the Fourth Proportional to 268,100,951.70, 402,151,427.55 and 166,064,279.70

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Solution

The fourth proportional to 268,100,951.70, 402,151,427.55 and 166,064,279.70 is: 249,096,419.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,100,951.70 : 402,151,427.55 = 166,064,279.70 : x
  2. Step 2: Convert to fraction form
    268,100,951.70/402,151,427.55 = 166,064,279.70/x
  3. Step 3: Cross multiply
    268,100,951.70x = 402,151,427.55 × 166,064,279.70
  4. Step 4: Simplify right side
    268,100,951.70x = 66,782,987,146,417,480
  5. Step 5: Solve for x
    x = 66,782,987,146,417,480/268,100,951.70
  6. Step 6: Final answer
    x = 249,096,419.55

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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.