Home / 81,684,500,988.80-112,724,611,581.50-44,135,005,692.79

Finding the Fourth Proportional to 81,684,500,988.80, 112,724,611,581.50 and 44,135,005,692.79

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Solution

The fourth proportional to 81,684,500,988.80, 112,724,611,581.50 and 44,135,005,692.79 is: 60,906,307,973.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,684,500,988.80 : 112,724,611,581.50 = 44,135,005,692.79 : x
  2. Step 2: Convert to fraction form
    81,684,500,988.80/112,724,611,581.50 = 44,135,005,692.79/x
  3. Step 3: Cross multiply
    81,684,500,988.80x = 112,724,611,581.50 × 44,135,005,692.79
  4. Step 4: Simplify right side
    81,684,500,988.80x = 4,975,101,373,867,269,029,888
  5. Step 5: Solve for x
    x = 4,975,101,373,867,269,029,888/81,684,500,988.80
  6. Step 6: Final answer
    x = 60,906,307,973.28

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1.5x scale

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.