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Finding the Fourth Proportional to 173,870,256.90, 260,238,514.95 and 173,870,256.90

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Solution

The fourth proportional to 173,870,256.90, 260,238,514.95 and 173,870,256.90 is: 260,238,514.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,870,256.90 : 260,238,514.95 = 173,870,256.90 : x
  2. Step 2: Convert to fraction form
    173,870,256.90/260,238,514.95 = 173,870,256.90/x
  3. Step 3: Cross multiply
    173,870,256.90x = 260,238,514.95 × 173,870,256.90
  4. Step 4: Simplify right side
    173,870,256.90x = 45,247,737,449,630,992
  5. Step 5: Solve for x
    x = 45,247,737,449,630,992/173,870,256.90
  6. Step 6: Final answer
    x = 260,238,514.95

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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.