Home / 425,075,280.36-637,814,474.48-252,892,245.48

Finding the Fourth Proportional to 425,075,280.36, 637,814,474.48 and 252,892,245.48

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Solution

The fourth proportional to 425,075,280.36, 637,814,474.48 and 252,892,245.48 is: 379,458,279.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,075,280.36 : 637,814,474.48 = 252,892,245.48 : x
  2. Step 2: Convert to fraction form
    425,075,280.36/637,814,474.48 = 252,892,245.48/x
  3. Step 3: Cross multiply
    425,075,280.36x = 637,814,474.48 × 252,892,245.48
  4. Step 4: Simplify right side
    425,075,280.36x = 161,298,334,650,893,344
  5. Step 5: Solve for x
    x = 161,298,334,650,893,344/425,075,280.36
  6. Step 6: Final answer
    x = 379,458,279.75

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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.