Home / 92,400,805.80-138,601,208.70-47,051,173.80

Finding the Fourth Proportional to 92,400,805.80, 138,601,208.70 and 47,051,173.80

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Solution

The fourth proportional to 92,400,805.80, 138,601,208.70 and 47,051,173.80 is: 70,576,760.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,400,805.80 : 138,601,208.70 = 47,051,173.80 : x
  2. Step 2: Convert to fraction form
    92,400,805.80/138,601,208.70 = 47,051,173.80/x
  3. Step 3: Cross multiply
    92,400,805.80x = 138,601,208.70 × 47,051,173.80
  4. Step 4: Simplify right side
    92,400,805.80x = 6,521,349,559,433,771
  5. Step 5: Solve for x
    x = 6,521,349,559,433,771/92,400,805.80
  6. Step 6: Final answer
    x = 70,576,760.70

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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.