Home / 603,402,298.43-905,103,447.64-215,662,944.83

Finding the Fourth Proportional to 603,402,298.43, 905,103,447.64 and 215,662,944.83

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Solution

The fourth proportional to 603,402,298.43, 905,103,447.64 and 215,662,944.83 is: 323,494,417.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,402,298.43 : 905,103,447.64 = 215,662,944.83 : x
  2. Step 2: Convert to fraction form
    603,402,298.43/905,103,447.64 = 215,662,944.83/x
  3. Step 3: Cross multiply
    603,402,298.43x = 905,103,447.64 × 215,662,944.83
  4. Step 4: Simplify right side
    603,402,298.43x = 195,197,274,889,302,592
  5. Step 5: Solve for x
    x = 195,197,274,889,302,592/603,402,298.43
  6. Step 6: Final answer
    x = 323,494,417.24

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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.