Home / 57,782,580.53-79,670,233.94-49,927,897.13

Finding the Fourth Proportional to 57,782,580.53, 79,670,233.94 and 49,927,897.13

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Solution

The fourth proportional to 57,782,580.53, 79,670,233.94 and 49,927,897.13 is: 68,840,249.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,782,580.53 : 79,670,233.94 = 49,927,897.13 : x
  2. Step 2: Convert to fraction form
    57,782,580.53/79,670,233.94 = 49,927,897.13/x
  3. Step 3: Cross multiply
    57,782,580.53x = 79,670,233.94 × 49,927,897.13
  4. Step 4: Simplify right side
    57,782,580.53x = 3,977,767,243,831,364
  5. Step 5: Solve for x
    x = 3,977,767,243,831,364/57,782,580.53
  6. Step 6: Final answer
    x = 68,840,249.22

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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.