Home / 283,561,902,956.40-391,316,605,064.36-153,350,757,539.61

Finding the Fourth Proportional to 283,561,902,956.40, 391,316,605,064.36 and 153,350,757,539.61

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Solution

The fourth proportional to 283,561,902,956.40, 391,316,605,064.36 and 153,350,757,539.61 is: 211,624,683,001.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,561,902,956.40 : 391,316,605,064.36 = 153,350,757,539.61 : x
  2. Step 2: Convert to fraction form
    283,561,902,956.40/391,316,605,064.36 = 153,350,757,539.61/x
  3. Step 3: Cross multiply
    283,561,902,956.40x = 391,316,605,064.36 × 153,350,757,539.61
  4. Step 4: Simplify right side
    283,561,902,956.40x = 60,008,697,824,447,987,449,856
  5. Step 5: Solve for x
    x = 60,008,697,824,447,987,449,856/283,561,902,956.40
  6. Step 6: Final answer
    x = 211,624,683,001.49

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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.