Home / 231,830,815.80-347,746,223.70-124,335,391.80

Finding the Fourth Proportional to 231,830,815.80, 347,746,223.70 and 124,335,391.80

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Solution

The fourth proportional to 231,830,815.80, 347,746,223.70 and 124,335,391.80 is: 186,503,087.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,830,815.80 : 347,746,223.70 = 124,335,391.80 : x
  2. Step 2: Convert to fraction form
    231,830,815.80/347,746,223.70 = 124,335,391.80/x
  3. Step 3: Cross multiply
    231,830,815.80x = 347,746,223.70 × 124,335,391.80
  4. Step 4: Simplify right side
    231,830,815.80x = 43,237,162,970,709,944
  5. Step 5: Solve for x
    x = 43,237,162,970,709,944/231,830,815.80
  6. Step 6: Final answer
    x = 186,503,087.70

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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.