Home / 61,904,189.10-85,337,740.71-43,261,447.80

Finding the Fourth Proportional to 61,904,189.10, 85,337,740.71 and 43,261,447.80

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Solution

The fourth proportional to 61,904,189.10, 85,337,740.71 and 43,261,447.80 is: 59,637,873.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,904,189.10 : 85,337,740.71 = 43,261,447.80 : x
  2. Step 2: Convert to fraction form
    61,904,189.10/85,337,740.71 = 43,261,447.80/x
  3. Step 3: Cross multiply
    61,904,189.10x = 85,337,740.71 × 43,261,447.80
  4. Step 4: Simplify right side
    61,904,189.10x = 3,691,834,215,095,599.50
  5. Step 5: Solve for x
    x = 3,691,834,215,095,599.50/61,904,189.10
  6. Step 6: Final answer
    x = 59,637,873.77

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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.