Home / 507,093,406.83-700,445,337.41-419,341,868.91

Finding the Fourth Proportional to 507,093,406.83, 700,445,337.41 and 419,341,868.91

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Solution

The fourth proportional to 507,093,406.83, 700,445,337.41 and 419,341,868.91 is: 579,234,620.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,093,406.83 : 700,445,337.41 = 419,341,868.91 : x
  2. Step 2: Convert to fraction form
    507,093,406.83/700,445,337.41 = 419,341,868.91/x
  3. Step 3: Cross multiply
    507,093,406.83x = 700,445,337.41 × 419,341,868.91
  4. Step 4: Simplify right side
    507,093,406.83x = 293,726,056,856,708,224
  5. Step 5: Solve for x
    x = 293,726,056,856,708,224/507,093,406.83
  6. Step 6: Final answer
    x = 579,234,620.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.