Home / 1,871,926,279.80-2,807,889,419.70-1,327,730,695.80

Finding the Fourth Proportional to 1,871,926,279.80, 2,807,889,419.70 and 1,327,730,695.80

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Solution

The fourth proportional to 1,871,926,279.80, 2,807,889,419.70 and 1,327,730,695.80 is: 1,991,596,043.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,926,279.80 : 2,807,889,419.70 = 1,327,730,695.80 : x
  2. Step 2: Convert to fraction form
    1,871,926,279.80/2,807,889,419.70 = 1,327,730,695.80/x
  3. Step 3: Cross multiply
    1,871,926,279.80x = 2,807,889,419.70 × 1,327,730,695.80
  4. Step 4: Simplify right side
    1,871,926,279.80x = 3,728,120,972,947,738,624
  5. Step 5: Solve for x
    x = 3,728,120,972,947,738,624/1,871,926,279.80
  6. Step 6: Final answer
    x = 1,991,596,043.70

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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.