Home / 434,614,249.40-651,921,374.10-262,002,212.60

Finding the Fourth Proportional to 434,614,249.40, 651,921,374.10 and 262,002,212.60

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Solution

The fourth proportional to 434,614,249.40, 651,921,374.10 and 262,002,212.60 is: 393,003,318.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,614,249.40 : 651,921,374.10 = 262,002,212.60 : x
  2. Step 2: Convert to fraction form
    434,614,249.40/651,921,374.10 = 262,002,212.60/x
  3. Step 3: Cross multiply
    434,614,249.40x = 651,921,374.10 × 262,002,212.60
  4. Step 4: Simplify right side
    434,614,249.40x = 170,804,842,455,432,352
  5. Step 5: Solve for x
    x = 170,804,842,455,432,352/434,614,249.40
  6. Step 6: Final answer
    x = 393,003,318.90

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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.