Home / 127,673,473.12-191,537,109.92-41,405,153.28

Finding the Fourth Proportional to 127,673,473.12, 191,537,109.92 and 41,405,153.28

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Solution

The fourth proportional to 127,673,473.12, 191,537,109.92 and 41,405,153.28 is: 62,116,453.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,673,473.12 : 191,537,109.92 = 41,405,153.28 : x
  2. Step 2: Convert to fraction form
    127,673,473.12/191,537,109.92 = 41,405,153.28/x
  3. Step 3: Cross multiply
    127,673,473.12x = 191,537,109.92 × 41,405,153.28
  4. Step 4: Simplify right side
    127,673,473.12x = 7,930,623,395,045,808
  5. Step 5: Solve for x
    x = 7,930,623,395,045,808/127,673,473.12
  6. Step 6: Final answer
    x = 62,116,453.80

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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.