Home / 313,643,047.15-470,413,438.58-92,262,613.23

Finding the Fourth Proportional to 313,643,047.15, 470,413,438.58 and 92,262,613.23

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Solution

The fourth proportional to 313,643,047.15, 470,413,438.58 and 92,262,613.23 is: 138,378,878.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,643,047.15 : 470,413,438.58 = 92,262,613.23 : x
  2. Step 2: Convert to fraction form
    313,643,047.15/470,413,438.58 = 92,262,613.23/x
  3. Step 3: Cross multiply
    313,643,047.15x = 470,413,438.58 × 92,262,613.23
  4. Step 4: Simplify right side
    313,643,047.15x = 43,401,573,143,356,408
  5. Step 5: Solve for x
    x = 43,401,573,143,356,408/313,643,047.15
  6. Step 6: Final answer
    x = 138,378,878.59

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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.