Home / 837,073,037.72-1,255,612,940.76-339,092,971.76

Finding the Fourth Proportional to 837,073,037.72, 1,255,612,940.76 and 339,092,971.76

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Solution

The fourth proportional to 837,073,037.72, 1,255,612,940.76 and 339,092,971.76 is: 508,640,828.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,073,037.72 : 1,255,612,940.76 = 339,092,971.76 : x
  2. Step 2: Convert to fraction form
    837,073,037.72/1,255,612,940.76 = 339,092,971.76/x
  3. Step 3: Cross multiply
    837,073,037.72x = 1,255,612,940.76 × 339,092,971.76
  4. Step 4: Simplify right side
    837,073,037.72x = 425,769,523,462,621,248
  5. Step 5: Solve for x
    x = 425,769,523,462,621,248/837,073,037.72
  6. Step 6: Final answer
    x = 508,640,828.55

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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.