Home / 54,603,976,908.30-81,905,965,362.45-15,345,367,356.30

Finding the Fourth Proportional to 54,603,976,908.30, 81,905,965,362.45 and 15,345,367,356.30

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Solution

The fourth proportional to 54,603,976,908.30, 81,905,965,362.45 and 15,345,367,356.30 is: 23,018,051,034.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,603,976,908.30 : 81,905,965,362.45 = 15,345,367,356.30 : x
  2. Step 2: Convert to fraction form
    54,603,976,908.30/81,905,965,362.45 = 15,345,367,356.30/x
  3. Step 3: Cross multiply
    54,603,976,908.30x = 81,905,965,362.45 × 15,345,367,356.30
  4. Step 4: Simplify right side
    54,603,976,908.30x = 1,256,877,127,159,178,592,256
  5. Step 5: Solve for x
    x = 1,256,877,127,159,178,592,256/54,603,976,908.30
  6. Step 6: Final answer
    x = 23,018,051,034.45

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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.