Home / 804,816,013.40-1,207,224,020.10-417,395,524.40

Finding the Fourth Proportional to 804,816,013.40, 1,207,224,020.10 and 417,395,524.40

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Solution

The fourth proportional to 804,816,013.40, 1,207,224,020.10 and 417,395,524.40 is: 626,093,286.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,816,013.40 : 1,207,224,020.10 = 417,395,524.40 : x
  2. Step 2: Convert to fraction form
    804,816,013.40/1,207,224,020.10 = 417,395,524.40/x
  3. Step 3: Cross multiply
    804,816,013.40x = 1,207,224,020.10 × 417,395,524.40
  4. Step 4: Simplify right side
    804,816,013.40x = 503,889,902,937,915,584
  5. Step 5: Solve for x
    x = 503,889,902,937,915,584/804,816,013.40
  6. Step 6: Final answer
    x = 626,093,286.60

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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.