Home / 54,603,976,957.38-81,905,965,436.16-15,345,367,405.38

Finding the Fourth Proportional to 54,603,976,957.38, 81,905,965,436.16 and 15,345,367,405.38

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Solution

The fourth proportional to 54,603,976,957.38, 81,905,965,436.16 and 15,345,367,405.38 is: 23,018,051,108.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,603,976,957.38 : 81,905,965,436.16 = 15,345,367,405.38 : x
  2. Step 2: Convert to fraction form
    54,603,976,957.38/81,905,965,436.16 = 15,345,367,405.38/x
  3. Step 3: Cross multiply
    54,603,976,957.38x = 81,905,965,436.16 × 15,345,367,405.38
  4. Step 4: Simplify right side
    54,603,976,957.38x = 1,256,877,132,310,230,597,632
  5. Step 5: Solve for x
    x = 1,256,877,132,310,230,597,632/54,603,976,957.38
  6. Step 6: Final answer
    x = 23,018,051,108.10

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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.