Home / 471,596,397.42-706,487,959.80-263,704,274.67

Finding the Fourth Proportional to 471,596,397.42, 706,487,959.80 and 263,704,274.67

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Solution

The fourth proportional to 471,596,397.42, 706,487,959.80 and 263,704,274.67 is: 395,049,444.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,596,397.42 : 706,487,959.80 = 263,704,274.67 : x
  2. Step 2: Convert to fraction form
    471,596,397.42/706,487,959.80 = 263,704,274.67/x
  3. Step 3: Cross multiply
    471,596,397.42x = 706,487,959.80 × 263,704,274.67
  4. Step 4: Simplify right side
    471,596,397.42x = 186,303,895,002,147,104
  5. Step 5: Solve for x
    x = 186,303,895,002,147,104/471,596,397.42
  6. Step 6: Final answer
    x = 395,049,444.87

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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.