Home / 63,378,144,969.56-87,463,937,575.92-34,832,812,021.28

Finding the Fourth Proportional to 63,378,144,969.56, 87,463,937,575.92 and 34,832,812,021.28

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Solution

The fourth proportional to 63,378,144,969.56, 87,463,937,575.92 and 34,832,812,021.28 is: 48,070,433,391.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,378,144,969.56 : 87,463,937,575.92 = 34,832,812,021.28 : x
  2. Step 2: Convert to fraction form
    63,378,144,969.56/87,463,937,575.92 = 34,832,812,021.28/x
  3. Step 3: Cross multiply
    63,378,144,969.56x = 87,463,937,575.92 × 34,832,812,021.28
  4. Step 4: Simplify right side
    63,378,144,969.56x = 3,046,614,896,222,989,713,408
  5. Step 5: Solve for x
    x = 3,046,614,896,222,989,713,408/63,378,144,969.56
  6. Step 6: Final answer
    x = 48,070,433,391.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.