Home / 1,362,080,209.50-2,043,120,336.66-326,941,089.12

Finding the Fourth Proportional to 1,362,080,209.50, 2,043,120,336.66 and 326,941,089.12

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Solution

The fourth proportional to 1,362,080,209.50, 2,043,120,336.66 and 326,941,089.12 is: 490,411,639.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,080,209.50 : 2,043,120,336.66 = 326,941,089.12 : x
  2. Step 2: Convert to fraction form
    1,362,080,209.50/2,043,120,336.66 = 326,941,089.12/x
  3. Step 3: Cross multiply
    1,362,080,209.50x = 2,043,120,336.66 × 326,941,089.12
  4. Step 4: Simplify right side
    1,362,080,209.50x = 667,979,988,070,841,472
  5. Step 5: Solve for x
    x = 667,979,988,070,841,472/1,362,080,209.50
  6. Step 6: Final answer
    x = 490,411,639.06

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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.