Home / 242,728,608.30-364,092,912.45-238,697,529.90

Finding the Fourth Proportional to 242,728,608.30, 364,092,912.45 and 238,697,529.90

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Solution

The fourth proportional to 242,728,608.30, 364,092,912.45 and 238,697,529.90 is: 358,046,294.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,728,608.30 : 364,092,912.45 = 238,697,529.90 : x
  2. Step 2: Convert to fraction form
    242,728,608.30/364,092,912.45 = 238,697,529.90/x
  3. Step 3: Cross multiply
    242,728,608.30x = 364,092,912.45 × 238,697,529.90
  4. Step 4: Simplify right side
    242,728,608.30x = 86,908,078,855,911,952
  5. Step 5: Solve for x
    x = 86,908,078,855,911,952/242,728,608.30
  6. Step 6: Final answer
    x = 358,046,294.85

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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.