Home / 283,561,902,962.40-391,316,605,072.64-153,350,757,545.60

Finding the Fourth Proportional to 283,561,902,962.40, 391,316,605,072.64 and 153,350,757,545.60

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Solution

The fourth proportional to 283,561,902,962.40, 391,316,605,072.64 and 153,350,757,545.60 is: 211,624,683,009.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,561,902,962.40 : 391,316,605,072.64 = 153,350,757,545.60 : x
  2. Step 2: Convert to fraction form
    283,561,902,962.40/391,316,605,072.64 = 153,350,757,545.60/x
  3. Step 3: Cross multiply
    283,561,902,962.40x = 391,316,605,072.64 × 153,350,757,545.60
  4. Step 4: Simplify right side
    283,561,902,962.40x = 60,008,697,828,061,724,278,784
  5. Step 5: Solve for x
    x = 60,008,697,828,061,724,278,784/283,561,902,962.40
  6. Step 6: Final answer
    x = 211,624,683,009.76

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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.