Home / 53,339,219,980.85-73,612,778,631.44-29,257,895,872.82

Finding the Fourth Proportional to 53,339,219,980.85, 73,612,778,631.44 and 29,257,895,872.82

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Solution

The fourth proportional to 53,339,219,980.85, 73,612,778,631.44 and 29,257,895,872.82 is: 40,378,449,720.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,339,219,980.85 : 73,612,778,631.44 = 29,257,895,872.82 : x
  2. Step 2: Convert to fraction form
    53,339,219,980.85/73,612,778,631.44 = 29,257,895,872.82/x
  3. Step 3: Cross multiply
    53,339,219,980.85x = 73,612,778,631.44 × 29,257,895,872.82
  4. Step 4: Simplify right side
    53,339,219,980.85x = 2,153,755,012,107,106,254,848
  5. Step 5: Solve for x
    x = 2,153,755,012,107,106,254,848/53,339,219,980.85
  6. Step 6: Final answer
    x = 40,378,449,720.12

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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.