Home / 185,544,051.20-278,316,076.80-169,388,244.80

Finding the Fourth Proportional to 185,544,051.20, 278,316,076.80 and 169,388,244.80

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Solution

The fourth proportional to 185,544,051.20, 278,316,076.80 and 169,388,244.80 is: 254,082,367.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,544,051.20 : 278,316,076.80 = 169,388,244.80 : x
  2. Step 2: Convert to fraction form
    185,544,051.20/278,316,076.80 = 169,388,244.80/x
  3. Step 3: Cross multiply
    185,544,051.20x = 278,316,076.80 × 169,388,244.80
  4. Step 4: Simplify right side
    185,544,051.20x = 47,143,471,748,774,008
  5. Step 5: Solve for x
    x = 47,143,471,748,774,008/185,544,051.20
  6. Step 6: Final answer
    x = 254,082,367.20

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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.