Home / 76,121,360.59-105,047,578.97-41,314,051.03

Finding the Fourth Proportional to 76,121,360.59, 105,047,578.97 and 41,314,051.03

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Solution

The fourth proportional to 76,121,360.59, 105,047,578.97 and 41,314,051.03 is: 57,013,445.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,121,360.59 : 105,047,578.97 = 41,314,051.03 : x
  2. Step 2: Convert to fraction form
    76,121,360.59/105,047,578.97 = 41,314,051.03/x
  3. Step 3: Cross multiply
    76,121,360.59x = 105,047,578.97 × 41,314,051.03
  4. Step 4: Simplify right side
    76,121,360.59x = 4,339,941,037,985,201
  5. Step 5: Solve for x
    x = 4,339,941,037,985,201/76,121,360.59
  6. Step 6: Final answer
    x = 57,013,445.43

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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.