Home / 531,467,999.60-797,201,999.40-298,059,112.40

Finding the Fourth Proportional to 531,467,999.60, 797,201,999.40 and 298,059,112.40

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Solution

The fourth proportional to 531,467,999.60, 797,201,999.40 and 298,059,112.40 is: 447,088,668.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,467,999.60 : 797,201,999.40 = 298,059,112.40 : x
  2. Step 2: Convert to fraction form
    531,467,999.60/797,201,999.40 = 298,059,112.40/x
  3. Step 3: Cross multiply
    531,467,999.60x = 797,201,999.40 × 298,059,112.40
  4. Step 4: Simplify right side
    531,467,999.60x = 237,613,320,344,669,312
  5. Step 5: Solve for x
    x = 237,613,320,344,669,312/531,467,999.60
  6. Step 6: Final answer
    x = 447,088,668.60

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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.