Home / 30,233,314,882.80-45,349,972,324.20-28,855,819,810.80

Finding the Fourth Proportional to 30,233,314,882.80, 45,349,972,324.20 and 28,855,819,810.80

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Solution

The fourth proportional to 30,233,314,882.80, 45,349,972,324.20 and 28,855,819,810.80 is: 43,283,729,716.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,233,314,882.80 : 45,349,972,324.20 = 28,855,819,810.80 : x
  2. Step 2: Convert to fraction form
    30,233,314,882.80/45,349,972,324.20 = 28,855,819,810.80/x
  3. Step 3: Cross multiply
    30,233,314,882.80x = 45,349,972,324.20 × 28,855,819,810.80
  4. Step 4: Simplify right side
    30,233,314,882.80x = 1,308,610,629,811,881,902,080
  5. Step 5: Solve for x
    x = 1,308,610,629,811,881,902,080/30,233,314,882.80
  6. Step 6: Final answer
    x = 43,283,729,716.20

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Double scale
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1.5x scale

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.