Home / 53,415,624.20-80,207,417.10-30,740,808.20

Finding the Fourth Proportional to 53,415,624.20, 80,207,417.10 and 30,740,808.20

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Solution

The fourth proportional to 53,415,624.20, 80,207,417.10 and 30,740,808.20 is: 46,159,543.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,415,624.20 : 80,207,417.10 = 30,740,808.20 : x
  2. Step 2: Convert to fraction form
    53,415,624.20/80,207,417.10 = 30,740,808.20/x
  3. Step 3: Cross multiply
    53,415,624.20x = 80,207,417.10 × 30,740,808.20
  4. Step 4: Simplify right side
    53,415,624.20x = 2,465,640,825,288,500
  5. Step 5: Solve for x
    x = 2,465,640,825,288,500/53,415,624.20
  6. Step 6: Final answer
    x = 46,159,543.43

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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.