Home / 124,462,307.88-171,753,483.31-68,706,531.61

Finding the Fourth Proportional to 124,462,307.88, 171,753,483.31 and 68,706,531.61

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Solution

The fourth proportional to 124,462,307.88, 171,753,483.31 and 68,706,531.61 is: 94,812,528.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,462,307.88 : 171,753,483.31 = 68,706,531.61 : x
  2. Step 2: Convert to fraction form
    124,462,307.88/171,753,483.31 = 68,706,531.61/x
  3. Step 3: Cross multiply
    124,462,307.88x = 171,753,483.31 × 68,706,531.61
  4. Step 4: Simplify right side
    124,462,307.88x = 11,800,586,129,902,112
  5. Step 5: Solve for x
    x = 11,800,586,129,902,112/124,462,307.88
  6. Step 6: Final answer
    x = 94,812,528.63

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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.