Home / 534,830,118.24-802,316,563.20-211,638,407.52

Finding the Fourth Proportional to 534,830,118.24, 802,316,563.20 and 211,638,407.52

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Solution

The fourth proportional to 534,830,118.24, 802,316,563.20 and 211,638,407.52 is: 317,485,859.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,830,118.24 : 802,316,563.20 = 211,638,407.52 : x
  2. Step 2: Convert to fraction form
    534,830,118.24/802,316,563.20 = 211,638,407.52/x
  3. Step 3: Cross multiply
    534,830,118.24x = 802,316,563.20 × 211,638,407.52
  4. Step 4: Simplify right side
    534,830,118.24x = 169,800,999,762,567,456
  5. Step 5: Solve for x
    x = 169,800,999,762,567,456/534,830,118.24
  6. Step 6: Final answer
    x = 317,485,859.48

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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.