Home / 217,737,263.20-326,605,894.80-179,442,018.40

Finding the Fourth Proportional to 217,737,263.20, 326,605,894.80 and 179,442,018.40

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Solution

The fourth proportional to 217,737,263.20, 326,605,894.80 and 179,442,018.40 is: 269,163,027.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,737,263.20 : 326,605,894.80 = 179,442,018.40 : x
  2. Step 2: Convert to fraction form
    217,737,263.20/326,605,894.80 = 179,442,018.40/x
  3. Step 3: Cross multiply
    217,737,263.20x = 326,605,894.80 × 179,442,018.40
  4. Step 4: Simplify right side
    217,737,263.20x = 58,606,820,984,250,072
  5. Step 5: Solve for x
    x = 58,606,820,984,250,072/217,737,263.20
  6. Step 6: Final answer
    x = 269,163,027.60

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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.