Home / 314,928,336.30-472,392,504.45-178,879,440.30

Finding the Fourth Proportional to 314,928,336.30, 472,392,504.45 and 178,879,440.30

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Solution

The fourth proportional to 314,928,336.30, 472,392,504.45 and 178,879,440.30 is: 268,319,160.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,336.30 : 472,392,504.45 = 178,879,440.30 : x
  2. Step 2: Convert to fraction form
    314,928,336.30/472,392,504.45 = 178,879,440.30/x
  3. Step 3: Cross multiply
    314,928,336.30x = 472,392,504.45 × 178,879,440.30
  4. Step 4: Simplify right side
    314,928,336.30x = 84,501,306,797,931,264
  5. Step 5: Solve for x
    x = 84,501,306,797,931,264/314,928,336.30
  6. Step 6: Final answer
    x = 268,319,160.45

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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.