Home / 157,668,112.53-235,044,750.87-155,183,330.61

Finding the Fourth Proportional to 157,668,112.53, 235,044,750.87 and 155,183,330.61

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Solution

The fourth proportional to 157,668,112.53, 235,044,750.87 and 155,183,330.61 is: 231,340,546.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,668,112.53 : 235,044,750.87 = 155,183,330.61 : x
  2. Step 2: Convert to fraction form
    157,668,112.53/235,044,750.87 = 155,183,330.61/x
  3. Step 3: Cross multiply
    157,668,112.53x = 235,044,750.87 × 155,183,330.61
  4. Step 4: Simplify right side
    157,668,112.53x = 36,475,027,282,404,296
  5. Step 5: Solve for x
    x = 36,475,027,282,404,296/157,668,112.53
  6. Step 6: Final answer
    x = 231,340,546.27

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.