Home / 228,781,212.42-315,870,100.02-175,763,495.46

Finding the Fourth Proportional to 228,781,212.42, 315,870,100.02 and 175,763,495.46

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Solution

The fourth proportional to 228,781,212.42, 315,870,100.02 and 175,763,495.46 is: 242,670,419.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,781,212.42 : 315,870,100.02 = 175,763,495.46 : x
  2. Step 2: Convert to fraction form
    228,781,212.42/315,870,100.02 = 175,763,495.46/x
  3. Step 3: Cross multiply
    228,781,212.42x = 315,870,100.02 × 175,763,495.46
  4. Step 4: Simplify right side
    228,781,212.42x = 55,518,432,890,815,016
  5. Step 5: Solve for x
    x = 55,518,432,890,815,016/228,781,212.42
  6. Step 6: Final answer
    x = 242,670,419.93

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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.