Home / 253,074,295.92-379,513,300.86-87,046,230.81

Finding the Fourth Proportional to 253,074,295.92, 379,513,300.86 and 87,046,230.81

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Solution

The fourth proportional to 253,074,295.92, 379,513,300.86 and 87,046,230.81 is: 130,535,589.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,074,295.92 : 379,513,300.86 = 87,046,230.81 : x
  2. Step 2: Convert to fraction form
    253,074,295.92/379,513,300.86 = 87,046,230.81/x
  3. Step 3: Cross multiply
    253,074,295.92x = 379,513,300.86 × 87,046,230.81
  4. Step 4: Simplify right side
    253,074,295.92x = 33,035,202,382,124,532
  5. Step 5: Solve for x
    x = 33,035,202,382,124,532/253,074,295.92
  6. Step 6: Final answer
    x = 130,535,589.41

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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.