Home / 70,144,332.20-104,933,063.10-60,664,999.40

Finding the Fourth Proportional to 70,144,332.20, 104,933,063.10 and 60,664,999.40

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Solution

The fourth proportional to 70,144,332.20, 104,933,063.10 and 60,664,999.40 is: 90,752,367.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,144,332.20 : 104,933,063.10 = 60,664,999.40 : x
  2. Step 2: Convert to fraction form
    70,144,332.20/104,933,063.10 = 60,664,999.40/x
  3. Step 3: Cross multiply
    70,144,332.20x = 104,933,063.10 × 60,664,999.40
  4. Step 4: Simplify right side
    70,144,332.20x = 6,365,764,210,001,662
  5. Step 5: Solve for x
    x = 6,365,764,210,001,662/70,144,332.20
  6. Step 6: Final answer
    x = 90,752,367.45

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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.