Home / 228,781,213.42-315,870,101.40-175,763,496.46

Finding the Fourth Proportional to 228,781,213.42, 315,870,101.40 and 175,763,496.46

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Solution

The fourth proportional to 228,781,213.42, 315,870,101.40 and 175,763,496.46 is: 242,670,421.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,781,213.42 : 315,870,101.40 = 175,763,496.46 : x
  2. Step 2: Convert to fraction form
    228,781,213.42/315,870,101.40 = 175,763,496.46/x
  3. Step 3: Cross multiply
    228,781,213.42x = 315,870,101.40 × 175,763,496.46
  4. Step 4: Simplify right side
    228,781,213.42x = 55,518,433,449,238,736
  5. Step 5: Solve for x
    x = 55,518,433,449,238,736/228,781,213.42
  6. Step 6: Final answer
    x = 242,670,421.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.