Home / 144,011,994.17-215,993,647.19-40,357,361.03

Finding the Fourth Proportional to 144,011,994.17, 215,993,647.19 and 40,357,361.03

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Solution

The fourth proportional to 144,011,994.17, 215,993,647.19 and 40,357,361.03 is: 60,529,219.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,011,994.17 : 215,993,647.19 = 40,357,361.03 : x
  2. Step 2: Convert to fraction form
    144,011,994.17/215,993,647.19 = 40,357,361.03/x
  3. Step 3: Cross multiply
    144,011,994.17x = 215,993,647.19 × 40,357,361.03
  4. Step 4: Simplify right side
    144,011,994.17x = 8,716,933,599,833,275
  5. Step 5: Solve for x
    x = 8,716,933,599,833,275/144,011,994.17
  6. Step 6: Final answer
    x = 60,529,219.46

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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.