Home / 141,972,292.80-212,874,458.40-73,947,844.80

Finding the Fourth Proportional to 141,972,292.80, 212,874,458.40 and 73,947,844.80

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Solution

The fourth proportional to 141,972,292.80, 212,874,458.40 and 73,947,844.80 is: 110,878,024.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,972,292.80 : 212,874,458.40 = 73,947,844.80 : x
  2. Step 2: Convert to fraction form
    141,972,292.80/212,874,458.40 = 73,947,844.80/x
  3. Step 3: Cross multiply
    141,972,292.80x = 212,874,458.40 × 73,947,844.80
  4. Step 4: Simplify right side
    141,972,292.80x = 15,741,607,411,647,256
  5. Step 5: Solve for x
    x = 15,741,607,411,647,256/141,972,292.80
  6. Step 6: Final answer
    x = 110,878,024.87

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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.