Home / 253,247,359.40-349,492,278.44-140,216,850.26

Finding the Fourth Proportional to 253,247,359.40, 349,492,278.44 and 140,216,850.26

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Solution

The fourth proportional to 253,247,359.40, 349,492,278.44 and 140,216,850.26 is: 193,505,300.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,247,359.40 : 349,492,278.44 = 140,216,850.26 : x
  2. Step 2: Convert to fraction form
    253,247,359.40/349,492,278.44 = 140,216,850.26/x
  3. Step 3: Cross multiply
    253,247,359.40x = 349,492,278.44 × 140,216,850.26
  4. Step 4: Simplify right side
    253,247,359.40x = 49,004,706,473,047,704
  5. Step 5: Solve for x
    x = 49,004,706,473,047,704/253,247,359.40
  6. Step 6: Final answer
    x = 193,505,300.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.