Home / 288,684,097.20-433,026,145.80-166,240,090.80

Finding the Fourth Proportional to 288,684,097.20, 433,026,145.80 and 166,240,090.80

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Solution

The fourth proportional to 288,684,097.20, 433,026,145.80 and 166,240,090.80 is: 249,360,136.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,684,097.20 : 433,026,145.80 = 166,240,090.80 : x
  2. Step 2: Convert to fraction form
    288,684,097.20/433,026,145.80 = 166,240,090.80/x
  3. Step 3: Cross multiply
    288,684,097.20x = 433,026,145.80 × 166,240,090.80
  4. Step 4: Simplify right side
    288,684,097.20x = 71,986,305,796,566,048
  5. Step 5: Solve for x
    x = 71,986,305,796,566,048/288,684,097.20
  6. Step 6: Final answer
    x = 249,360,136.20

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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.