Home / 413,438,134,499.10-620,157,201,748.65-347,318,371,043.10

Finding the Fourth Proportional to 413,438,134,499.10, 620,157,201,748.65 and 347,318,371,043.10

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Solution

The fourth proportional to 413,438,134,499.10, 620,157,201,748.65 and 347,318,371,043.10 is: 520,977,556,564.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,438,134,499.10 : 620,157,201,748.65 = 347,318,371,043.10 : x
  2. Step 2: Convert to fraction form
    413,438,134,499.10/620,157,201,748.65 = 347,318,371,043.10/x
  3. Step 3: Cross multiply
    413,438,134,499.10x = 620,157,201,748.65 × 347,318,371,043.10
  4. Step 4: Simplify right side
    413,438,134,499.10x = 215,391,989,101,988,243,570,688
  5. Step 5: Solve for x
    x = 215,391,989,101,988,243,570,688/413,438,134,499.10
  6. Step 6: Final answer
    x = 520,977,556,564.65

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1.5x scale

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.