Home / 75,393,190.85-112,985,158.82-34,352,331.57

Finding the Fourth Proportional to 75,393,190.85, 112,985,158.82 and 34,352,331.57

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Solution

The fourth proportional to 75,393,190.85, 112,985,158.82 and 34,352,331.57 is: 51,480,824.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,393,190.85 : 112,985,158.82 = 34,352,331.57 : x
  2. Step 2: Convert to fraction form
    75,393,190.85/112,985,158.82 = 34,352,331.57/x
  3. Step 3: Cross multiply
    75,393,190.85x = 112,985,158.82 × 34,352,331.57
  4. Step 4: Simplify right side
    75,393,190.85x = 3,881,303,638,101,988
  5. Step 5: Solve for x
    x = 3,881,303,638,101,988/75,393,190.85
  6. Step 6: Final answer
    x = 51,480,824.66

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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.