Home / 510,872,542.60-766,308,813.90-349,629,406.60

Finding the Fourth Proportional to 510,872,542.60, 766,308,813.90 and 349,629,406.60

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Solution

The fourth proportional to 510,872,542.60, 766,308,813.90 and 349,629,406.60 is: 524,444,109.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,872,542.60 : 766,308,813.90 = 349,629,406.60 : x
  2. Step 2: Convert to fraction form
    510,872,542.60/766,308,813.90 = 349,629,406.60/x
  3. Step 3: Cross multiply
    510,872,542.60x = 766,308,813.90 × 349,629,406.60
  4. Step 4: Simplify right side
    510,872,542.60x = 267,924,095,876,206,848
  5. Step 5: Solve for x
    x = 267,924,095,876,206,848/510,872,542.60
  6. Step 6: Final answer
    x = 524,444,109.90

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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.