Home / 133,417,866.12-184,118,535.60-76,871,360.43

Finding the Fourth Proportional to 133,417,866.12, 184,118,535.60 and 76,871,360.43

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Solution

The fourth proportional to 133,417,866.12, 184,118,535.60 and 76,871,360.43 is: 106,083,560.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,417,866.12 : 184,118,535.60 = 76,871,360.43 : x
  2. Step 2: Convert to fraction form
    133,417,866.12/184,118,535.60 = 76,871,360.43/x
  3. Step 3: Cross multiply
    133,417,866.12x = 184,118,535.60 × 76,871,360.43
  4. Step 4: Simplify right side
    133,417,866.12x = 14,153,442,311,951,388
  5. Step 5: Solve for x
    x = 14,153,442,311,951,388/133,417,866.12
  6. Step 6: Final answer
    x = 106,083,560.80

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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.