Home / 53,376,322,428.85-73,660,449,970.10-29,290,133,321.71

Finding the Fourth Proportional to 53,376,322,428.85, 73,660,449,970.10 and 29,290,133,321.71

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Solution

The fourth proportional to 53,376,322,428.85, 73,660,449,970.10 and 29,290,133,321.71 is: 40,421,001,335.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,376,322,428.85 : 73,660,449,970.10 = 29,290,133,321.71 : x
  2. Step 2: Convert to fraction form
    53,376,322,428.85/73,660,449,970.10 = 29,290,133,321.71/x
  3. Step 3: Cross multiply
    53,376,322,428.85x = 73,660,449,970.10 × 29,290,133,321.71
  4. Step 4: Simplify right side
    53,376,322,428.85x = 2,157,524,400,161,378,533,376
  5. Step 5: Solve for x
    x = 2,157,524,400,161,378,533,376/53,376,322,428.85
  6. Step 6: Final answer
    x = 40,421,001,335.14

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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.