Home / 54,603,976,904.52-81,905,965,356.78-15,345,367,352.52

Finding the Fourth Proportional to 54,603,976,904.52, 81,905,965,356.78 and 15,345,367,352.52

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Solution

The fourth proportional to 54,603,976,904.52, 81,905,965,356.78 and 15,345,367,352.52 is: 23,018,051,028.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,603,976,904.52 : 81,905,965,356.78 = 15,345,367,352.52 : x
  2. Step 2: Convert to fraction form
    54,603,976,904.52/81,905,965,356.78 = 15,345,367,352.52/x
  3. Step 3: Cross multiply
    54,603,976,904.52x = 81,905,965,356.78 × 15,345,367,352.52
  4. Step 4: Simplify right side
    54,603,976,904.52x = 1,256,877,126,762,565,992,448
  5. Step 5: Solve for x
    x = 1,256,877,126,762,565,992,448/54,603,976,904.52
  6. Step 6: Final answer
    x = 23,018,051,028.78

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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.