Home / 215,224,158,429.60-322,836,237,644.40-114,804,767,680.80

Finding the Fourth Proportional to 215,224,158,429.60, 322,836,237,644.40 and 114,804,767,680.80

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Solution

The fourth proportional to 215,224,158,429.60, 322,836,237,644.40 and 114,804,767,680.80 is: 172,207,151,521.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,224,158,429.60 : 322,836,237,644.40 = 114,804,767,680.80 : x
  2. Step 2: Convert to fraction form
    215,224,158,429.60/322,836,237,644.40 = 114,804,767,680.80/x
  3. Step 3: Cross multiply
    215,224,158,429.60x = 322,836,237,644.40 × 114,804,767,680.80
  4. Step 4: Simplify right side
    215,224,158,429.60x = 37,063,139,261,708,886,867,968
  5. Step 5: Solve for x
    x = 37,063,139,261,708,886,867,968/215,224,158,429.60
  6. Step 6: Final answer
    x = 172,207,151,521.20

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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.