Home / 320,928,092.70-442,882,535.67-174,250,376.70

Finding the Fourth Proportional to 320,928,092.70, 442,882,535.67 and 174,250,376.70

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Solution

The fourth proportional to 320,928,092.70, 442,882,535.67 and 174,250,376.70 is: 240,466,479.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,928,092.70 : 442,882,535.67 = 174,250,376.70 : x
  2. Step 2: Convert to fraction form
    320,928,092.70/442,882,535.67 = 174,250,376.70/x
  3. Step 3: Cross multiply
    320,928,092.70x = 442,882,535.67 × 174,250,376.70
  4. Step 4: Simplify right side
    320,928,092.70x = 77,172,448,674,348,688
  5. Step 5: Solve for x
    x = 77,172,448,674,348,688/320,928,092.70
  6. Step 6: Final answer
    x = 240,466,479.66

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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.