Home / 1,283,671,156.48-1,921,216,324.48-730,825,171.20

Finding the Fourth Proportional to 1,283,671,156.48, 1,921,216,324.48 and 730,825,171.20

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Solution

The fourth proportional to 1,283,671,156.48, 1,921,216,324.48 and 730,825,171.20 is: 1,093,795,122.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,671,156.48 : 1,921,216,324.48 = 730,825,171.20 : x
  2. Step 2: Convert to fraction form
    1,283,671,156.48/1,921,216,324.48 = 730,825,171.20/x
  3. Step 3: Cross multiply
    1,283,671,156.48x = 1,921,216,324.48 × 730,825,171.20
  4. Step 4: Simplify right side
    1,283,671,156.48x = 1,404,073,249,250,330,880
  5. Step 5: Solve for x
    x = 1,404,073,249,250,330,880/1,283,671,156.48
  6. Step 6: Final answer
    x = 1,093,795,122.03

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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.