Home / 89,573,306,191.84-123,611,157,816.72-48,373,681,998.70

Finding the Fourth Proportional to 89,573,306,191.84, 123,611,157,816.72 and 48,373,681,998.70

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Solution

The fourth proportional to 89,573,306,191.84, 123,611,157,816.72 and 48,373,681,998.70 is: 66,755,678,604.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,573,306,191.84 : 123,611,157,816.72 = 48,373,681,998.70 : x
  2. Step 2: Convert to fraction form
    89,573,306,191.84/123,611,157,816.72 = 48,373,681,998.70/x
  3. Step 3: Cross multiply
    89,573,306,191.84x = 123,611,157,816.72 × 48,373,681,998.70
  4. Step 4: Simplify right side
    89,573,306,191.84x = 5,979,526,839,717,381,275,648
  5. Step 5: Solve for x
    x = 5,979,526,839,717,381,275,648/89,573,306,191.84
  6. Step 6: Final answer
    x = 66,755,678,604.87

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Double scale
Find fourth proportional to 89,573,306,192.84, 123,611,157,818.10 and 48,373,681,999.70
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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.