Home / 901,904,427.42-1,352,524,810.34-311,544,428.16

Finding the Fourth Proportional to 901,904,427.42, 1,352,524,810.34 and 311,544,428.16

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Solution

The fourth proportional to 901,904,427.42, 1,352,524,810.34 and 311,544,428.16 is: 467,202,018.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,904,427.42 : 1,352,524,810.34 = 311,544,428.16 : x
  2. Step 2: Convert to fraction form
    901,904,427.42/1,352,524,810.34 = 311,544,428.16/x
  3. Step 3: Cross multiply
    901,904,427.42x = 1,352,524,810.34 × 311,544,428.16
  4. Step 4: Simplify right side
    901,904,427.42x = 421,371,568,609,587,776
  5. Step 5: Solve for x
    x = 421,371,568,609,587,776/901,904,427.42
  6. Step 6: Final answer
    x = 467,202,018.08

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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.