Home / 120,227,554.80-180,347,237.10-62,831,926.80

Finding the Fourth Proportional to 120,227,554.80, 180,347,237.10 and 62,831,926.80

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Solution

The fourth proportional to 120,227,554.80, 180,347,237.10 and 62,831,926.80 is: 94,250,976.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,227,554.80 : 180,347,237.10 = 62,831,926.80 : x
  2. Step 2: Convert to fraction form
    120,227,554.80/180,347,237.10 = 62,831,926.80/x
  3. Step 3: Cross multiply
    120,227,554.80x = 180,347,237.10 × 62,831,926.80
  4. Step 4: Simplify right side
    120,227,554.80x = 11,331,564,400,049,444
  5. Step 5: Solve for x
    x = 11,331,564,400,049,444/120,227,554.80
  6. Step 6: Final answer
    x = 94,250,976.15

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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.