Home / 97,299,582,091.62-145,896,167,952.09-77,259,737,796.90

Finding the Fourth Proportional to 97,299,582,091.62, 145,896,167,952.09 and 77,259,737,796.90

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Solution

The fourth proportional to 97,299,582,091.62, 145,896,167,952.09 and 77,259,737,796.90 is: 115,847,359,662.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,299,582,091.62 : 145,896,167,952.09 = 77,259,737,796.90 : x
  2. Step 2: Convert to fraction form
    97,299,582,091.62/145,896,167,952.09 = 77,259,737,796.90/x
  3. Step 3: Cross multiply
    97,299,582,091.62x = 145,896,167,952.09 × 77,259,737,796.90
  4. Step 4: Simplify right side
    97,299,582,091.62x = 11,271,899,681,550,957,019,136
  5. Step 5: Solve for x
    x = 11,271,899,681,550,957,019,136/97,299,582,091.62
  6. Step 6: Final answer
    x = 115,847,359,662.21

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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.