Home / 750,420,606.41-1,035,580,535.03-415,914,725.16

Finding the Fourth Proportional to 750,420,606.41, 1,035,580,535.03 and 415,914,725.16

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Solution

The fourth proportional to 750,420,606.41, 1,035,580,535.03 and 415,914,725.16 is: 573,962,375.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,420,606.41 : 1,035,580,535.03 = 415,914,725.16 : x
  2. Step 2: Convert to fraction form
    750,420,606.41/1,035,580,535.03 = 415,914,725.16/x
  3. Step 3: Cross multiply
    750,420,606.41x = 1,035,580,535.03 × 415,914,725.16
  4. Step 4: Simplify right side
    750,420,606.41x = 430,713,193,605,968,640
  5. Step 5: Solve for x
    x = 430,713,193,605,968,640/750,420,606.41
  6. Step 6: Final answer
    x = 573,962,375.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.