Home / 177,147,771.20-265,721,656.80-160,991,964.80

Finding the Fourth Proportional to 177,147,771.20, 265,721,656.80 and 160,991,964.80

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Solution

The fourth proportional to 177,147,771.20, 265,721,656.80 and 160,991,964.80 is: 241,487,947.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,771.20 : 265,721,656.80 = 160,991,964.80 : x
  2. Step 2: Convert to fraction form
    177,147,771.20/265,721,656.80 = 160,991,964.80/x
  3. Step 3: Cross multiply
    177,147,771.20x = 265,721,656.80 × 160,991,964.80
  4. Step 4: Simplify right side
    177,147,771.20x = 42,779,051,618,143,288
  5. Step 5: Solve for x
    x = 42,779,051,618,143,288/177,147,771.20
  6. Step 6: Final answer
    x = 241,487,947.20

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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.