Home / 306,662,801,995.62-459,993,586,134.36-288,001,406,062.80

Finding the Fourth Proportional to 306,662,801,995.62, 459,993,586,134.36 and 288,001,406,062.80

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Solution

The fourth proportional to 306,662,801,995.62, 459,993,586,134.36 and 288,001,406,062.80 is: 432,001,529,772.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,662,801,995.62 : 459,993,586,134.36 = 288,001,406,062.80 : x
  2. Step 2: Convert to fraction form
    306,662,801,995.62/459,993,586,134.36 = 288,001,406,062.80/x
  3. Step 3: Cross multiply
    306,662,801,995.62x = 459,993,586,134.36 × 288,001,406,062.80
  4. Step 4: Simplify right side
    306,662,801,995.62x = 132,478,799,586,565,365,432,320
  5. Step 5: Solve for x
    x = 132,478,799,586,565,365,432,320/306,662,801,995.62
  6. Step 6: Final answer
    x = 432,001,529,772.94

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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.