Home / 194,020,200.30-291,030,300.45-125,145,446.70

Finding the Fourth Proportional to 194,020,200.30, 291,030,300.45 and 125,145,446.70

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Solution

The fourth proportional to 194,020,200.30, 291,030,300.45 and 125,145,446.70 is: 187,718,170.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,020,200.30 : 291,030,300.45 = 125,145,446.70 : x
  2. Step 2: Convert to fraction form
    194,020,200.30/291,030,300.45 = 125,145,446.70/x
  3. Step 3: Cross multiply
    194,020,200.30x = 291,030,300.45 × 125,145,446.70
  4. Step 4: Simplify right side
    194,020,200.30x = 36,421,116,953,050,464
  5. Step 5: Solve for x
    x = 36,421,116,953,050,464/194,020,200.30
  6. Step 6: Final answer
    x = 187,718,170.05

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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.