Home / 338,976,005.30-508,464,007.95-262,448,501.30

Finding the Fourth Proportional to 338,976,005.30, 508,464,007.95 and 262,448,501.30

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Solution

The fourth proportional to 338,976,005.30, 508,464,007.95 and 262,448,501.30 is: 393,672,751.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,976,005.30 : 508,464,007.95 = 262,448,501.30 : x
  2. Step 2: Convert to fraction form
    338,976,005.30/508,464,007.95 = 262,448,501.30/x
  3. Step 3: Cross multiply
    338,976,005.30x = 508,464,007.95 × 262,448,501.30
  4. Step 4: Simplify right side
    338,976,005.30x = 133,445,616,851,468,784
  5. Step 5: Solve for x
    x = 133,445,616,851,468,784/338,976,005.30
  6. Step 6: Final answer
    x = 393,672,751.95

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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.