Home / 500,074,336.20-750,139,847.82-155,077,010.76

Finding the Fourth Proportional to 500,074,336.20, 750,139,847.82 and 155,077,010.76

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Solution

The fourth proportional to 500,074,336.20, 750,139,847.82 and 155,077,010.76 is: 232,624,305.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,074,336.20 : 750,139,847.82 = 155,077,010.76 : x
  2. Step 2: Convert to fraction form
    500,074,336.20/750,139,847.82 = 155,077,010.76/x
  3. Step 3: Cross multiply
    500,074,336.20x = 750,139,847.82 × 155,077,010.76
  4. Step 4: Simplify right side
    500,074,336.20x = 116,329,445,251,886,896
  5. Step 5: Solve for x
    x = 116,329,445,251,886,896/500,074,336.20
  6. Step 6: Final answer
    x = 232,624,305.69

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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.