Home / 242,107,804.18-334,081,179.12-136,240,771.18

Finding the Fourth Proportional to 242,107,804.18, 334,081,179.12 and 136,240,771.18

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Solution

The fourth proportional to 242,107,804.18, 334,081,179.12 and 136,240,771.18 is: 187,996,738.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,107,804.18 : 334,081,179.12 = 136,240,771.18 : x
  2. Step 2: Convert to fraction form
    242,107,804.18/334,081,179.12 = 136,240,771.18/x
  3. Step 3: Cross multiply
    242,107,804.18x = 334,081,179.12 × 136,240,771.18
  4. Step 4: Simplify right side
    242,107,804.18x = 45,515,477,480,032,520
  5. Step 5: Solve for x
    x = 45,515,477,480,032,520/242,107,804.18
  6. Step 6: Final answer
    x = 187,996,738.21

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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.