Home / 448,844,186.40-671,990,821.20-397,825,850.40

Finding the Fourth Proportional to 448,844,186.40, 671,990,821.20 and 397,825,850.40

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Solution

The fourth proportional to 448,844,186.40, 671,990,821.20 and 397,825,850.40 is: 595,608,293.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,844,186.40 : 671,990,821.20 = 397,825,850.40 : x
  2. Step 2: Convert to fraction form
    448,844,186.40/671,990,821.20 = 397,825,850.40/x
  3. Step 3: Cross multiply
    448,844,186.40x = 671,990,821.20 × 397,825,850.40
  4. Step 4: Simplify right side
    448,844,186.40x = 267,335,319,904,884,352
  5. Step 5: Solve for x
    x = 267,335,319,904,884,352/448,844,186.40
  6. Step 6: Final answer
    x = 595,608,293.49

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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.