Home / 561,650,498,298.90-842,627,749,576.23-400,505,488,549.29

Finding the Fourth Proportional to 561,650,498,298.90, 842,627,749,576.23 and 400,505,488,549.29

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Solution

The fourth proportional to 561,650,498,298.90, 842,627,749,576.23 and 400,505,488,549.29 is: 600,866,623,516.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,650,498,298.90 : 842,627,749,576.23 = 400,505,488,549.29 : x
  2. Step 2: Convert to fraction form
    561,650,498,298.90/842,627,749,576.23 = 400,505,488,549.29/x
  3. Step 3: Cross multiply
    561,650,498,298.90x = 842,627,749,576.23 × 400,505,488,549.29
  4. Step 4: Simplify right side
    561,650,498,298.90x = 337,477,038,509,216,768,196,608
  5. Step 5: Solve for x
    x = 337,477,038,509,216,768,196,608/561,650,498,298.90
  6. Step 6: Final answer
    x = 600,866,623,516.50

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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.