Home / 127,491,993.60-191,237,990.40-41,292,263.40

Finding the Fourth Proportional to 127,491,993.60, 191,237,990.40 and 41,292,263.40

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Solution

The fourth proportional to 127,491,993.60, 191,237,990.40 and 41,292,263.40 is: 61,938,395.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,491,993.60 : 191,237,990.40 = 41,292,263.40 : x
  2. Step 2: Convert to fraction form
    127,491,993.60/191,237,990.40 = 41,292,263.40/x
  3. Step 3: Cross multiply
    127,491,993.60x = 191,237,990.40 × 41,292,263.40
  4. Step 4: Simplify right side
    127,491,993.60x = 7,896,649,471,683,471
  5. Step 5: Solve for x
    x = 7,896,649,471,683,471/127,491,993.60
  6. Step 6: Final answer
    x = 61,938,395.10

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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.