Home / 133,706,873.70-184,498,439.55-77,938,340.90

Finding the Fourth Proportional to 133,706,873.70, 184,498,439.55 and 77,938,340.90

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Solution

The fourth proportional to 133,706,873.70, 184,498,439.55 and 77,938,340.90 is: 107,544,974.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,706,873.70 : 184,498,439.55 = 77,938,340.90 : x
  2. Step 2: Convert to fraction form
    133,706,873.70/184,498,439.55 = 77,938,340.90/x
  3. Step 3: Cross multiply
    133,706,873.70x = 184,498,439.55 × 77,938,340.90
  4. Step 4: Simplify right side
    133,706,873.70x = 14,379,502,276,243,450
  5. Step 5: Solve for x
    x = 14,379,502,276,243,450/133,706,873.70
  6. Step 6: Final answer
    x = 107,544,974.15

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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.