Home / 117,501,076.74-162,155,135.85-64,576,824.06

Finding the Fourth Proportional to 117,501,076.74, 162,155,135.85 and 64,576,824.06

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Solution

The fourth proportional to 117,501,076.74, 162,155,135.85 and 64,576,824.06 is: 89,118,023.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,501,076.74 : 162,155,135.85 = 64,576,824.06 : x
  2. Step 2: Convert to fraction form
    117,501,076.74/162,155,135.85 = 64,576,824.06/x
  3. Step 3: Cross multiply
    117,501,076.74x = 162,155,135.85 × 64,576,824.06
  4. Step 4: Simplify right side
    117,501,076.74x = 10,471,463,678,210,848
  5. Step 5: Solve for x
    x = 10,471,463,678,210,848/117,501,076.74
  6. Step 6: Final answer
    x = 89,118,023.16

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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.