Home / 205,935,334.85-308,898,279.07-103,671,910.85

Finding the Fourth Proportional to 205,935,334.85, 308,898,279.07 and 103,671,910.85

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Solution

The fourth proportional to 205,935,334.85, 308,898,279.07 and 103,671,910.85 is: 155,505,488.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,935,334.85 : 308,898,279.07 = 103,671,910.85 : x
  2. Step 2: Convert to fraction form
    205,935,334.85/308,898,279.07 = 103,671,910.85/x
  3. Step 3: Cross multiply
    205,935,334.85x = 308,898,279.07 × 103,671,910.85
  4. Step 4: Simplify right side
    205,935,334.85x = 32,024,074,849,463,460
  5. Step 5: Solve for x
    x = 32,024,074,849,463,460/205,935,334.85
  6. Step 6: Final answer
    x = 155,505,488.52

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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.