Home / 143,009,265.42-214,515,891.27-40,773,303.18

Finding the Fourth Proportional to 143,009,265.42, 214,515,891.27 and 40,773,303.18

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Solution

The fourth proportional to 143,009,265.42, 214,515,891.27 and 40,773,303.18 is: 61,160,523.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,009,265.42 : 214,515,891.27 = 40,773,303.18 : x
  2. Step 2: Convert to fraction form
    143,009,265.42/214,515,891.27 = 40,773,303.18/x
  3. Step 3: Cross multiply
    143,009,265.42x = 214,515,891.27 × 40,773,303.18
  4. Step 4: Simplify right side
    143,009,265.42x = 8,746,521,471,679,626
  5. Step 5: Solve for x
    x = 8,746,521,471,679,626/143,009,265.42
  6. Step 6: Final answer
    x = 61,160,523.03

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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.