Home / 194,169,796.60-291,254,694.90-117,977,438.20

Finding the Fourth Proportional to 194,169,796.60, 291,254,694.90 and 117,977,438.20

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Solution

The fourth proportional to 194,169,796.60, 291,254,694.90 and 117,977,438.20 is: 176,966,157.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,169,796.60 : 291,254,694.90 = 117,977,438.20 : x
  2. Step 2: Convert to fraction form
    194,169,796.60/291,254,694.90 = 117,977,438.20/x
  3. Step 3: Cross multiply
    194,169,796.60x = 291,254,694.90 × 117,977,438.20
  4. Step 4: Simplify right side
    194,169,796.60x = 34,361,482,768,024,604
  5. Step 5: Solve for x
    x = 34,361,482,768,024,604/194,169,796.60
  6. Step 6: Final answer
    x = 176,966,157.30

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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.