Home / 750,420,604.90-1,035,580,532.96-415,914,723.66

Finding the Fourth Proportional to 750,420,604.90, 1,035,580,532.96 and 415,914,723.66

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Solution

The fourth proportional to 750,420,604.90, 1,035,580,532.96 and 415,914,723.66 is: 573,962,373.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,420,604.90 : 1,035,580,532.96 = 415,914,723.66 : x
  2. Step 2: Convert to fraction form
    750,420,604.90/1,035,580,532.96 = 415,914,723.66/x
  3. Step 3: Cross multiply
    750,420,604.90x = 1,035,580,532.96 × 415,914,723.66
  4. Step 4: Simplify right side
    750,420,604.90x = 430,713,191,189,934,656
  5. Step 5: Solve for x
    x = 430,713,191,189,934,656/750,420,604.90
  6. Step 6: Final answer
    x = 573,962,373.07

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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.