Home / 194,238,211.60-291,310,661.40-112,179,638.80

Finding the Fourth Proportional to 194,238,211.60, 291,310,661.40 and 112,179,638.80

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Solution

The fourth proportional to 194,238,211.60, 291,310,661.40 and 112,179,638.80 is: 168,242,512.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,238,211.60 : 291,310,661.40 = 112,179,638.80 : x
  2. Step 2: Convert to fraction form
    194,238,211.60/291,310,661.40 = 112,179,638.80/x
  3. Step 3: Cross multiply
    194,238,211.60x = 291,310,661.40 × 112,179,638.80
  4. Step 4: Simplify right side
    194,238,211.60x = 32,679,124,774,441,100
  5. Step 5: Solve for x
    x = 32,679,124,774,441,100/194,238,211.60
  6. Step 6: Final answer
    x = 168,242,512.66

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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.