Home / 1,801,844,115.78-2,701,780,892.46-1,430,735,888.10

Finding the Fourth Proportional to 1,801,844,115.78, 2,701,780,892.46 and 1,430,735,888.10

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Solution

The fourth proportional to 1,801,844,115.78, 2,701,780,892.46 and 1,430,735,888.10 is: 2,145,321,479.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801,844,115.78 : 2,701,780,892.46 = 1,430,735,888.10 : x
  2. Step 2: Convert to fraction form
    1,801,844,115.78/2,701,780,892.46 = 1,430,735,888.10/x
  3. Step 3: Cross multiply
    1,801,844,115.78x = 2,701,780,892.46 × 1,430,735,888.10
  4. Step 4: Simplify right side
    1,801,844,115.78x = 3,865,534,884,625,368,576
  5. Step 5: Solve for x
    x = 3,865,534,884,625,368,576/1,801,844,115.78
  6. Step 6: Final answer
    x = 2,145,321,479.68

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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.