Home / 1,174,700,471.76-1,760,463,421.92-447,292,374.48

Finding the Fourth Proportional to 1,174,700,471.76, 1,760,463,421.92 and 447,292,374.48

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Solution

The fourth proportional to 1,174,700,471.76, 1,760,463,421.92 and 447,292,374.48 is: 670,334,168.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,700,471.76 : 1,760,463,421.92 = 447,292,374.48 : x
  2. Step 2: Convert to fraction form
    1,174,700,471.76/1,760,463,421.92 = 447,292,374.48/x
  3. Step 3: Cross multiply
    1,174,700,471.76x = 1,760,463,421.92 × 447,292,374.48
  4. Step 4: Simplify right side
    1,174,700,471.76x = 787,441,864,175,782,912
  5. Step 5: Solve for x
    x = 787,441,864,175,782,912/1,174,700,471.76
  6. Step 6: Final answer
    x = 670,334,168.67

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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.