Home / 701,725,932.90-1,051,455,158.55-442,477,203.30

Finding the Fourth Proportional to 701,725,932.90, 1,051,455,158.55 and 442,477,203.30

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Solution

The fourth proportional to 701,725,932.90, 1,051,455,158.55 and 442,477,203.30 is: 663,000,918.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,725,932.90 : 1,051,455,158.55 = 442,477,203.30 : x
  2. Step 2: Convert to fraction form
    701,725,932.90/1,051,455,158.55 = 442,477,203.30/x
  3. Step 3: Cross multiply
    701,725,932.90x = 1,051,455,158.55 × 442,477,203.30
  4. Step 4: Simplify right side
    701,725,932.90x = 465,244,937,950,562,048
  5. Step 5: Solve for x
    x = 465,244,937,950,562,048/701,725,932.90
  6. Step 6: Final answer
    x = 663,000,918.36

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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.