Home / 194,233,701.60-291,303,896.40-112,175,128.80

Finding the Fourth Proportional to 194,233,701.60, 291,303,896.40 and 112,175,128.80

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Solution

The fourth proportional to 194,233,701.60, 291,303,896.40 and 112,175,128.80 is: 168,235,748.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,233,701.60 : 291,303,896.40 = 112,175,128.80 : x
  2. Step 2: Convert to fraction form
    194,233,701.60/291,303,896.40 = 112,175,128.80/x
  3. Step 3: Cross multiply
    194,233,701.60x = 291,303,896.40 × 112,175,128.80
  4. Step 4: Simplify right side
    194,233,701.60x = 32,677,052,098,611,852
  5. Step 5: Solve for x
    x = 32,677,052,098,611,852/194,233,701.60
  6. Step 6: Final answer
    x = 168,235,748.12

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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.