Home / 530,517,868.80-795,776,803.20-314,996,179.20

Finding the Fourth Proportional to 530,517,868.80, 795,776,803.20 and 314,996,179.20

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Solution

The fourth proportional to 530,517,868.80, 795,776,803.20 and 314,996,179.20 is: 472,494,268.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,517,868.80 : 795,776,803.20 = 314,996,179.20 : x
  2. Step 2: Convert to fraction form
    530,517,868.80/795,776,803.20 = 314,996,179.20/x
  3. Step 3: Cross multiply
    530,517,868.80x = 795,776,803.20 × 314,996,179.20
  4. Step 4: Simplify right side
    530,517,868.80x = 250,666,652,503,990,336
  5. Step 5: Solve for x
    x = 250,666,652,503,990,336/530,517,868.80
  6. Step 6: Final answer
    x = 472,494,268.80

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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.