Home / 1,036,996,150.20-1,556,091,422.10-391,227,343.80

Finding the Fourth Proportional to 1,036,996,150.20, 1,556,091,422.10 and 391,227,343.80

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Solution

The fourth proportional to 1,036,996,150.20, 1,556,091,422.10 and 391,227,343.80 is: 587,066,320.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,996,150.20 : 1,556,091,422.10 = 391,227,343.80 : x
  2. Step 2: Convert to fraction form
    1,036,996,150.20/1,556,091,422.10 = 391,227,343.80/x
  3. Step 3: Cross multiply
    1,036,996,150.20x = 1,556,091,422.10 × 391,227,343.80
  4. Step 4: Simplify right side
    1,036,996,150.20x = 608,785,513,778,147,584
  5. Step 5: Solve for x
    x = 608,785,513,778,147,584/1,036,996,150.20
  6. Step 6: Final answer
    x = 587,066,320.03

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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.