Home / 1,115,701,040.85-1,673,034,410.08-416,005,308

Finding the Fourth Proportional to 1,115,701,040.85, 1,673,034,410.08 and 416,005,308

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Solution

The fourth proportional to 1,115,701,040.85, 1,673,034,410.08 and 416,005,308 is: 623,815,134.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,701,040.85 : 1,673,034,410.08 = 416,005,308 : x
  2. Step 2: Convert to fraction form
    1,115,701,040.85/1,673,034,410.08 = 416,005,308/x
  3. Step 3: Cross multiply
    1,115,701,040.85x = 1,673,034,410.08 × 416,005,308
  4. Step 4: Simplify right side
    1,115,701,040.85x = 695,991,195,059,263,104
  5. Step 5: Solve for x
    x = 695,991,195,059,263,104/1,115,701,040.85
  6. Step 6: Final answer
    x = 623,815,134.68

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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.