Home / 413,438,134,503.60-620,157,201,755.40-347,318,371,047.60

Finding the Fourth Proportional to 413,438,134,503.60, 620,157,201,755.40 and 347,318,371,047.60

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Solution

The fourth proportional to 413,438,134,503.60, 620,157,201,755.40 and 347,318,371,047.60 is: 520,977,556,571.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,438,134,503.60 : 620,157,201,755.40 = 347,318,371,047.60 : x
  2. Step 2: Convert to fraction form
    413,438,134,503.60/620,157,201,755.40 = 347,318,371,047.60/x
  3. Step 3: Cross multiply
    413,438,134,503.60x = 620,157,201,755.40 × 347,318,371,047.60
  4. Step 4: Simplify right side
    413,438,134,503.60x = 215,391,989,107,123,346,735,104
  5. Step 5: Solve for x
    x = 215,391,989,107,123,346,735,104/413,438,134,503.60
  6. Step 6: Final answer
    x = 520,977,556,571.40

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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.