Home / 143,708,895.05-215,560,230.15-40,075,335.19

Finding the Fourth Proportional to 143,708,895.05, 215,560,230.15 and 40,075,335.19

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Solution

The fourth proportional to 143,708,895.05, 215,560,230.15 and 40,075,335.19 is: 60,112,134.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,708,895.05 : 215,560,230.15 = 40,075,335.19 : x
  2. Step 2: Convert to fraction form
    143,708,895.05/215,560,230.15 = 40,075,335.19/x
  3. Step 3: Cross multiply
    143,708,895.05x = 215,560,230.15 × 40,075,335.19
  4. Step 4: Simplify right side
    143,708,895.05x = 8,638,648,475,816,994
  5. Step 5: Solve for x
    x = 8,638,648,475,816,994/143,708,895.05
  6. Step 6: Final answer
    x = 60,112,134.83

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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.