Home / 338,976,428.80-508,464,643.20-93,332,588.80

Finding the Fourth Proportional to 338,976,428.80, 508,464,643.20 and 93,332,588.80

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Solution

The fourth proportional to 338,976,428.80, 508,464,643.20 and 93,332,588.80 is: 139,998,883.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,976,428.80 : 508,464,643.20 = 93,332,588.80 : x
  2. Step 2: Convert to fraction form
    338,976,428.80/508,464,643.20 = 93,332,588.80/x
  3. Step 3: Cross multiply
    338,976,428.80x = 508,464,643.20 × 93,332,588.80
  4. Step 4: Simplify right side
    338,976,428.80x = 47,456,321,463,124,312
  5. Step 5: Solve for x
    x = 47,456,321,463,124,312/338,976,428.80
  6. Step 6: Final answer
    x = 139,998,883.20

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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.