Home / 124,266,959.82-186,401,373.75-55,161,185.07

Finding the Fourth Proportional to 124,266,959.82, 186,401,373.75 and 55,161,185.07

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Solution

The fourth proportional to 124,266,959.82, 186,401,373.75 and 55,161,185.07 is: 82,742,192.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,266,959.82 : 186,401,373.75 = 55,161,185.07 : x
  2. Step 2: Convert to fraction form
    124,266,959.82/186,401,373.75 = 55,161,185.07/x
  3. Step 3: Cross multiply
    124,266,959.82x = 186,401,373.75 × 55,161,185.07
  4. Step 4: Simplify right side
    124,266,959.82x = 10,282,120,674,725,990
  5. Step 5: Solve for x
    x = 10,282,120,674,725,990/124,266,959.82
  6. Step 6: Final answer
    x = 82,742,192.21

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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.