Home / 683,837,313.20-1,026,259,854.60-275,186,740.40

Finding the Fourth Proportional to 683,837,313.20, 1,026,259,854.60 and 275,186,740.40

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Solution

The fourth proportional to 683,837,313.20, 1,026,259,854.60 and 275,186,740.40 is: 412,982,881.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,837,313.20 : 1,026,259,854.60 = 275,186,740.40 : x
  2. Step 2: Convert to fraction form
    683,837,313.20/1,026,259,854.60 = 275,186,740.40/x
  3. Step 3: Cross multiply
    683,837,313.20x = 1,026,259,854.60 × 275,186,740.40
  4. Step 4: Simplify right side
    683,837,313.20x = 282,413,104,190,751,936
  5. Step 5: Solve for x
    x = 282,413,104,190,751,936/683,837,313.20
  6. Step 6: Final answer
    x = 412,982,881.66

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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.