Home / 772,182,599.00-1,065,604,416.12-419,737,620.02

Finding the Fourth Proportional to 772,182,599.00, 1,065,604,416.12 and 419,737,620.02

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Solution

The fourth proportional to 772,182,599.00, 1,065,604,416.12 and 419,737,620.02 is: 579,233,800.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,182,599.00 : 1,065,604,416.12 = 419,737,620.02 : x
  2. Step 2: Convert to fraction form
    772,182,599.00/1,065,604,416.12 = 419,737,620.02/x
  3. Step 3: Cross multiply
    772,182,599.00x = 1,065,604,416.12 × 419,737,620.02
  4. Step 4: Simplify right side
    772,182,599.00x = 447,274,261,499,682,496
  5. Step 5: Solve for x
    x = 447,274,261,499,682,496/772,182,599.00
  6. Step 6: Final answer
    x = 579,233,800.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.