Home / 1,065,379,599.60-1,598,069,399.40-338,441,794.80

Finding the Fourth Proportional to 1,065,379,599.60, 1,598,069,399.40 and 338,441,794.80

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Solution

The fourth proportional to 1,065,379,599.60, 1,598,069,399.40 and 338,441,794.80 is: 507,662,692.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,379,599.60 : 1,598,069,399.40 = 338,441,794.80 : x
  2. Step 2: Convert to fraction form
    1,065,379,599.60/1,598,069,399.40 = 338,441,794.80/x
  3. Step 3: Cross multiply
    1,065,379,599.60x = 1,598,069,399.40 × 338,441,794.80
  4. Step 4: Simplify right side
    1,065,379,599.60x = 540,853,475,747,894,080
  5. Step 5: Solve for x
    x = 540,853,475,747,894,080/1,065,379,599.60
  6. Step 6: Final answer
    x = 507,662,692.20

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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.