Home / 1,014,865,651.80-1,522,440,195.30-432,595,272.60

Finding the Fourth Proportional to 1,014,865,651.80, 1,522,440,195.30 and 432,595,272.60

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Solution

The fourth proportional to 1,014,865,651.80, 1,522,440,195.30 and 432,595,272.60 is: 648,953,317.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,865,651.80 : 1,522,440,195.30 = 432,595,272.60 : x
  2. Step 2: Convert to fraction form
    1,014,865,651.80/1,522,440,195.30 = 432,595,272.60/x
  3. Step 3: Cross multiply
    1,014,865,651.80x = 1,522,440,195.30 × 432,595,272.60
  4. Step 4: Simplify right side
    1,014,865,651.80x = 658,600,431,303,000,704
  5. Step 5: Solve for x
    x = 658,600,431,303,000,704/1,014,865,651.80
  6. Step 6: Final answer
    x = 648,953,317.25

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Double scale
Find fourth proportional to 1,014,865,652.80, 1,522,440,196.80 and 432,595,273.60
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1.5x scale

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.