Home / 1,930,387,515.40-2,896,337,100.30-703,679,969.80

Finding the Fourth Proportional to 1,930,387,515.40, 2,896,337,100.30 and 703,679,969.80

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Solution

The fourth proportional to 1,930,387,515.40, 2,896,337,100.30 and 703,679,969.80 is: 1,055,795,474.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,387,515.40 : 2,896,337,100.30 = 703,679,969.80 : x
  2. Step 2: Convert to fraction form
    1,930,387,515.40/2,896,337,100.30 = 703,679,969.80/x
  3. Step 3: Cross multiply
    1,930,387,515.40x = 2,896,337,100.30 × 703,679,969.80
  4. Step 4: Simplify right side
    1,930,387,515.40x = 2,038,094,403,269,723,648
  5. Step 5: Solve for x
    x = 2,038,094,403,269,723,648/1,930,387,515.40
  6. Step 6: Final answer
    x = 1,055,795,474.75

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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.