Home / 189,572,566.40-284,358,849.60-160,945,611.20

Finding the Fourth Proportional to 189,572,566.40, 284,358,849.60 and 160,945,611.20

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Solution

The fourth proportional to 189,572,566.40, 284,358,849.60 and 160,945,611.20 is: 241,418,416.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,572,566.40 : 284,358,849.60 = 160,945,611.20 : x
  2. Step 2: Convert to fraction form
    189,572,566.40/284,358,849.60 = 160,945,611.20/x
  3. Step 3: Cross multiply
    189,572,566.40x = 284,358,849.60 × 160,945,611.20
  4. Step 4: Simplify right side
    189,572,566.40x = 45,766,308,849,000,872
  5. Step 5: Solve for x
    x = 45,766,308,849,000,872/189,572,566.40
  6. Step 6: Final answer
    x = 241,418,416.80

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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.