Home / 315,603,298.99-435,494,827.34-174,455,451.37

Finding the Fourth Proportional to 315,603,298.99, 435,494,827.34 and 174,455,451.37

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Solution

The fourth proportional to 315,603,298.99, 435,494,827.34 and 174,455,451.37 is: 240,727,669.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,603,298.99 : 435,494,827.34 = 174,455,451.37 : x
  2. Step 2: Convert to fraction form
    315,603,298.99/435,494,827.34 = 174,455,451.37/x
  3. Step 3: Cross multiply
    315,603,298.99x = 435,494,827.34 × 174,455,451.37
  4. Step 4: Simplify right side
    315,603,298.99x = 75,974,446,672,899,920
  5. Step 5: Solve for x
    x = 75,974,446,672,899,920/315,603,298.99
  6. Step 6: Final answer
    x = 240,727,669.57

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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.