Home / 346,698,682.34-520,040,737.48-84,384,696.76

Finding the Fourth Proportional to 346,698,682.34, 520,040,737.48 and 84,384,696.76

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Solution

The fourth proportional to 346,698,682.34, 520,040,737.48 and 84,384,696.76 is: 126,575,271.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,698,682.34 : 520,040,737.48 = 84,384,696.76 : x
  2. Step 2: Convert to fraction form
    346,698,682.34/520,040,737.48 = 84,384,696.76/x
  3. Step 3: Cross multiply
    346,698,682.34x = 520,040,737.48 × 84,384,696.76
  4. Step 4: Simplify right side
    346,698,682.34x = 43,883,479,935,096,568
  5. Step 5: Solve for x
    x = 43,883,479,935,096,568/346,698,682.34
  6. Step 6: Final answer
    x = 126,575,271.76

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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.