Home / 123,763,935.27-170,795,590.08-68,009,370.09

Finding the Fourth Proportional to 123,763,935.27, 170,795,590.08 and 68,009,370.09

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Solution

The fourth proportional to 123,763,935.27, 170,795,590.08 and 68,009,370.09 is: 93,853,677.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,763,935.27 : 170,795,590.08 = 68,009,370.09 : x
  2. Step 2: Convert to fraction form
    123,763,935.27/170,795,590.08 = 68,009,370.09/x
  3. Step 3: Cross multiply
    123,763,935.27x = 170,795,590.08 × 68,009,370.09
  4. Step 4: Simplify right side
    123,763,935.27x = 11,615,700,495,490,654
  5. Step 5: Solve for x
    x = 11,615,700,495,490,654/123,763,935.27
  6. Step 6: Final answer
    x = 93,853,677.73

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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.