Home / 581,452,649.10-872,075,416.44-231,669,402.21

Finding the Fourth Proportional to 581,452,649.10, 872,075,416.44 and 231,669,402.21

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Solution

The fourth proportional to 581,452,649.10, 872,075,416.44 and 231,669,402.21 is: 347,462,842.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,452,649.10 : 872,075,416.44 = 231,669,402.21 : x
  2. Step 2: Convert to fraction form
    581,452,649.10/872,075,416.44 = 231,669,402.21/x
  3. Step 3: Cross multiply
    581,452,649.10x = 872,075,416.44 × 231,669,402.21
  4. Step 4: Simplify right side
    581,452,649.10x = 202,033,190,408,691,616
  5. Step 5: Solve for x
    x = 202,033,190,408,691,616/581,452,649.10
  6. Step 6: Final answer
    x = 347,462,842.80

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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.