Home / 750,420,276.62-1,035,580,079.90-415,914,394.89

Finding the Fourth Proportional to 750,420,276.62, 1,035,580,079.90 and 415,914,394.89

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Solution

The fourth proportional to 750,420,276.62, 1,035,580,079.90 and 415,914,394.89 is: 573,961,919.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,420,276.62 : 1,035,580,079.90 = 415,914,394.89 : x
  2. Step 2: Convert to fraction form
    750,420,276.62/1,035,580,079.90 = 415,914,394.89/x
  3. Step 3: Cross multiply
    750,420,276.62x = 1,035,580,079.90 × 415,914,394.89
  4. Step 4: Simplify right side
    750,420,276.62x = 430,712,662,292,786,112
  5. Step 5: Solve for x
    x = 430,712,662,292,786,112/750,420,276.62
  6. Step 6: Final answer
    x = 573,961,919.35

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