Home / 97,963,360.45-135,158,997.69-55,569,938.22

Finding the Fourth Proportional to 97,963,360.45, 135,158,997.69 and 55,569,938.22

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Solution

The fourth proportional to 97,963,360.45, 135,158,997.69 and 55,569,938.22 is: 76,669,247.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,963,360.45 : 135,158,997.69 = 55,569,938.22 : x
  2. Step 2: Convert to fraction form
    97,963,360.45/135,158,997.69 = 55,569,938.22/x
  3. Step 3: Cross multiply
    97,963,360.45x = 135,158,997.69 × 55,569,938.22
  4. Step 4: Simplify right side
    97,963,360.45x = 7,510,777,151,667,130
  5. Step 5: Solve for x
    x = 7,510,777,151,667,130/97,963,360.45
  6. Step 6: Final answer
    x = 76,669,247.74

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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.