Home / 224,427,228.80-336,556,862.40-78,804,521.60

Finding the Fourth Proportional to 224,427,228.80, 336,556,862.40 and 78,804,521.60

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Solution

The fourth proportional to 224,427,228.80, 336,556,862.40 and 78,804,521.60 is: 118,177,293.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,427,228.80 : 336,556,862.40 = 78,804,521.60 : x
  2. Step 2: Convert to fraction form
    224,427,228.80/336,556,862.40 = 78,804,521.60/x
  3. Step 3: Cross multiply
    224,427,228.80x = 336,556,862.40 × 78,804,521.60
  4. Step 4: Simplify right side
    224,427,228.80x = 26,522,202,532,629,024
  5. Step 5: Solve for x
    x = 26,522,202,532,629,024/224,427,228.80
  6. Step 6: Final answer
    x = 118,177,293.70

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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.