Home / 127,983,673.80-176,567,214.72-74,329,200.84

Finding the Fourth Proportional to 127,983,673.80, 176,567,214.72 and 74,329,200.84

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Solution

The fourth proportional to 127,983,673.80, 176,567,214.72 and 74,329,200.84 is: 102,545,110.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,983,673.80 : 176,567,214.72 = 74,329,200.84 : x
  2. Step 2: Convert to fraction form
    127,983,673.80/176,567,214.72 = 74,329,200.84/x
  3. Step 3: Cross multiply
    127,983,673.80x = 176,567,214.72 × 74,329,200.84
  4. Step 4: Simplify right side
    127,983,673.80x = 13,124,099,964,682,284
  5. Step 5: Solve for x
    x = 13,124,099,964,682,284/127,983,673.80
  6. Step 6: Final answer
    x = 102,545,110.44

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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.