Home / 1,105,405,427.67-1,658,681,995.73-450,836,677.59

Finding the Fourth Proportional to 1,105,405,427.67, 1,658,681,995.73 and 450,836,677.59

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Solution

The fourth proportional to 1,105,405,427.67, 1,658,681,995.73 and 450,836,677.59 is: 676,489,061.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,405,427.67 : 1,658,681,995.73 = 450,836,677.59 : x
  2. Step 2: Convert to fraction form
    1,105,405,427.67/1,658,681,995.73 = 450,836,677.59/x
  3. Step 3: Cross multiply
    1,105,405,427.67x = 1,658,681,995.73 × 450,836,677.59
  4. Step 4: Simplify right side
    1,105,405,427.67x = 747,794,680,131,009,536
  5. Step 5: Solve for x
    x = 747,794,680,131,009,536/1,105,405,427.67
  6. Step 6: Final answer
    x = 676,489,061.31

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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.