Home / 61,642,655.20-92,463,982.80-31,409,567.20

Finding the Fourth Proportional to 61,642,655.20, 92,463,982.80 and 31,409,567.20

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Solution

The fourth proportional to 61,642,655.20, 92,463,982.80 and 31,409,567.20 is: 47,114,350.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,642,655.20 : 92,463,982.80 = 31,409,567.20 : x
  2. Step 2: Convert to fraction form
    61,642,655.20/92,463,982.80 = 31,409,567.20/x
  3. Step 3: Cross multiply
    61,642,655.20x = 92,463,982.80 × 31,409,567.20
  4. Step 4: Simplify right side
    61,642,655.20x = 2,904,253,681,336,244
  5. Step 5: Solve for x
    x = 2,904,253,681,336,244/61,642,655.20
  6. Step 6: Final answer
    x = 47,114,350.80

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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.