Home / 70,595,906.40-105,781,885.20-46,633,384.80

Finding the Fourth Proportional to 70,595,906.40, 105,781,885.20 and 46,633,384.80

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Solution

The fourth proportional to 70,595,906.40, 105,781,885.20 and 46,633,384.80 is: 69,876,110.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,595,906.40 : 105,781,885.20 = 46,633,384.80 : x
  2. Step 2: Convert to fraction form
    70,595,906.40/105,781,885.20 = 46,633,384.80/x
  3. Step 3: Cross multiply
    70,595,906.40x = 105,781,885.20 × 46,633,384.80
  4. Step 4: Simplify right side
    70,595,906.40x = 4,932,967,357,401,025
  5. Step 5: Solve for x
    x = 4,932,967,357,401,025/70,595,906.40
  6. Step 6: Final answer
    x = 69,876,110.51

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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.