Home / 194,254,420.20-291,381,630.30-97,508,538.60

Finding the Fourth Proportional to 194,254,420.20, 291,381,630.30 and 97,508,538.60

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Solution

The fourth proportional to 194,254,420.20, 291,381,630.30 and 97,508,538.60 is: 146,262,807.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,254,420.20 : 291,381,630.30 = 97,508,538.60 : x
  2. Step 2: Convert to fraction form
    194,254,420.20/291,381,630.30 = 97,508,538.60/x
  3. Step 3: Cross multiply
    194,254,420.20x = 291,381,630.30 × 97,508,538.60
  4. Step 4: Simplify right side
    194,254,420.20x = 28,412,196,945,438,480
  5. Step 5: Solve for x
    x = 28,412,196,945,438,480/194,254,420.20
  6. Step 6: Final answer
    x = 146,262,807.90

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1.5x scale

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.