Home / 355,030,141,276.20-532,728,304,099.92-166,395,200,841.48

Finding the Fourth Proportional to 355,030,141,276.20, 532,728,304,099.92 and 166,395,200,841.48

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Solution

The fourth proportional to 355,030,141,276.20, 532,728,304,099.92 and 166,395,200,841.48 is: 249,678,612,739.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,030,141,276.20 : 532,728,304,099.92 = 166,395,200,841.48 : x
  2. Step 2: Convert to fraction form
    355,030,141,276.20/532,728,304,099.92 = 166,395,200,841.48/x
  3. Step 3: Cross multiply
    355,030,141,276.20x = 532,728,304,099.92 × 166,395,200,841.48
  4. Step 4: Simplify right side
    355,030,141,276.20x = 88,643,433,154,647,227,891,712
  5. Step 5: Solve for x
    x = 88,643,433,154,647,227,891,712/355,030,141,276.20
  6. Step 6: Final answer
    x = 249,678,612,739.77

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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.