Home / 148,014,018.02-204,256,864.49-81,933,102.25

Finding the Fourth Proportional to 148,014,018.02, 204,256,864.49 and 81,933,102.25

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Solution

The fourth proportional to 148,014,018.02, 204,256,864.49 and 81,933,102.25 is: 113,066,308.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,014,018.02 : 204,256,864.49 = 81,933,102.25 : x
  2. Step 2: Convert to fraction form
    148,014,018.02/204,256,864.49 = 81,933,102.25/x
  3. Step 3: Cross multiply
    148,014,018.02x = 204,256,864.49 × 81,933,102.25
  4. Step 4: Simplify right side
    148,014,018.02x = 16,735,398,562,603,258
  5. Step 5: Solve for x
    x = 16,735,398,562,603,258/148,014,018.02
  6. Step 6: Final answer
    x = 113,066,308.08

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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.