Home / 245,015,267.88-368,197,780.86-130,085,832.36

Finding the Fourth Proportional to 245,015,267.88, 368,197,780.86 and 130,085,832.36

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Solution

The fourth proportional to 245,015,267.88, 368,197,780.86 and 130,085,832.36 is: 195,487,061.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,015,267.88 : 368,197,780.86 = 130,085,832.36 : x
  2. Step 2: Convert to fraction form
    245,015,267.88/368,197,780.86 = 130,085,832.36/x
  3. Step 3: Cross multiply
    245,015,267.88x = 368,197,780.86 × 130,085,832.36
  4. Step 4: Simplify right side
    245,015,267.88x = 47,897,314,796,277,976
  5. Step 5: Solve for x
    x = 47,897,314,796,277,976/245,015,267.88
  6. Step 6: Final answer
    x = 195,487,061.73

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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.