Home / 1,432,682,051.80-2,149,023,077.70-1,318,020,266.20

Finding the Fourth Proportional to 1,432,682,051.80, 2,149,023,077.70 and 1,318,020,266.20

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Solution

The fourth proportional to 1,432,682,051.80, 2,149,023,077.70 and 1,318,020,266.20 is: 1,977,030,399.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,682,051.80 : 2,149,023,077.70 = 1,318,020,266.20 : x
  2. Step 2: Convert to fraction form
    1,432,682,051.80/2,149,023,077.70 = 1,318,020,266.20/x
  3. Step 3: Cross multiply
    1,432,682,051.80x = 2,149,023,077.70 × 1,318,020,266.20
  4. Step 4: Simplify right side
    1,432,682,051.80x = 2,832,455,968,940,097,024
  5. Step 5: Solve for x
    x = 2,832,455,968,940,097,024/1,432,682,051.80
  6. Step 6: Final answer
    x = 1,977,030,399.30

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Double scale
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Similar ratio
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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.