Home / 70,023,409.68-104,946,761.40-35,488,488.72

Finding the Fourth Proportional to 70,023,409.68, 104,946,761.40 and 35,488,488.72

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Solution

The fourth proportional to 70,023,409.68, 104,946,761.40 and 35,488,488.72 is: 53,187,954.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,023,409.68 : 104,946,761.40 = 35,488,488.72 : x
  2. Step 2: Convert to fraction form
    70,023,409.68/104,946,761.40 = 35,488,488.72/x
  3. Step 3: Cross multiply
    70,023,409.68x = 104,946,761.40 × 35,488,488.72
  4. Step 4: Simplify right side
    70,023,409.68x = 3,724,401,958,144,431.50
  5. Step 5: Solve for x
    x = 3,724,401,958,144,431.50/70,023,409.68
  6. Step 6: Final answer
    x = 53,187,954.93

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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.