Home / 99,881,529.84-149,822,295.72-28,077,945.84

Finding the Fourth Proportional to 99,881,529.84, 149,822,295.72 and 28,077,945.84

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Solution

The fourth proportional to 99,881,529.84, 149,822,295.72 and 28,077,945.84 is: 42,116,919.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,881,529.84 : 149,822,295.72 = 28,077,945.84 : x
  2. Step 2: Convert to fraction form
    99,881,529.84/149,822,295.72 = 28,077,945.84/x
  3. Step 3: Cross multiply
    99,881,529.84x = 149,822,295.72 × 28,077,945.84
  4. Step 4: Simplify right side
    99,881,529.84x = 4,206,702,304,850,623.50
  5. Step 5: Solve for x
    x = 4,206,702,304,850,623.50/99,881,529.84
  6. Step 6: Final answer
    x = 42,116,919.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.