Home / 84,515,597.42-116,740,930.41-69,890,341.10

Finding the Fourth Proportional to 84,515,597.42, 116,740,930.41 and 69,890,341.10

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Solution

The fourth proportional to 84,515,597.42, 116,740,930.41 and 69,890,341.10 is: 96,539,144.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,515,597.42 : 116,740,930.41 = 69,890,341.10 : x
  2. Step 2: Convert to fraction form
    84,515,597.42/116,740,930.41 = 69,890,341.10/x
  3. Step 3: Cross multiply
    84,515,597.42x = 116,740,930.41 × 69,890,341.10
  4. Step 4: Simplify right side
    84,515,597.42x = 8,159,063,446,102,558
  5. Step 5: Solve for x
    x = 8,159,063,446,102,558/84,515,597.42
  6. Step 6: Final answer
    x = 96,539,144.20

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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.