Home / 123,576,009.10-185,364,013.65-117,907,305.10

Finding the Fourth Proportional to 123,576,009.10, 185,364,013.65 and 117,907,305.10

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Solution

The fourth proportional to 123,576,009.10, 185,364,013.65 and 117,907,305.10 is: 176,860,957.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,576,009.10 : 185,364,013.65 = 117,907,305.10 : x
  2. Step 2: Convert to fraction form
    123,576,009.10/185,364,013.65 = 117,907,305.10/x
  3. Step 3: Cross multiply
    123,576,009.10x = 185,364,013.65 × 117,907,305.10
  4. Step 4: Simplify right side
    123,576,009.10x = 21,855,771,311,991,116
  5. Step 5: Solve for x
    x = 21,855,771,311,991,116/123,576,009.10
  6. Step 6: Final answer
    x = 176,860,957.65

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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.