Home / 228,912,744.86-315,896,587.71-124,488,590.57

Finding the Fourth Proportional to 228,912,744.86, 315,896,587.71 and 124,488,590.57

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Solution

The fourth proportional to 228,912,744.86, 315,896,587.71 and 124,488,590.57 is: 171,792,623.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,912,744.86 : 315,896,587.71 = 124,488,590.57 : x
  2. Step 2: Convert to fraction form
    228,912,744.86/315,896,587.71 = 124,488,590.57/x
  3. Step 3: Cross multiply
    228,912,744.86x = 315,896,587.71 × 124,488,590.57
  4. Step 4: Simplify right side
    228,912,744.86x = 39,325,520,968,310,800
  5. Step 5: Solve for x
    x = 39,325,520,968,310,800/228,912,744.86
  6. Step 6: Final answer
    x = 171,792,623.40

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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.