Home / 483,779,178.98-667,671,945.16-274,966,709.86

Finding the Fourth Proportional to 483,779,178.98, 667,671,945.16 and 274,966,709.86

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Solution

The fourth proportional to 483,779,178.98, 667,671,945.16 and 274,966,709.86 is: 379,486,273.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,779,178.98 : 667,671,945.16 = 274,966,709.86 : x
  2. Step 2: Convert to fraction form
    483,779,178.98/667,671,945.16 = 274,966,709.86/x
  3. Step 3: Cross multiply
    483,779,178.98x = 667,671,945.16 × 274,966,709.86
  4. Step 4: Simplify right side
    483,779,178.98x = 183,587,558,026,471,552
  5. Step 5: Solve for x
    x = 183,587,558,026,471,552/483,779,178.98
  6. Step 6: Final answer
    x = 379,486,273.91

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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.