Home / 661,425,022.02-912,759,286.58-364,060,906.50

Finding the Fourth Proportional to 661,425,022.02, 912,759,286.58 and 364,060,906.50

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Solution

The fourth proportional to 661,425,022.02, 912,759,286.58 and 364,060,906.50 is: 502,400,063.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,425,022.02 : 912,759,286.58 = 364,060,906.50 : x
  2. Step 2: Convert to fraction form
    661,425,022.02/912,759,286.58 = 364,060,906.50/x
  3. Step 3: Cross multiply
    661,425,022.02x = 912,759,286.58 × 364,060,906.50
  4. Step 4: Simplify right side
    661,425,022.02x = 332,299,973,288,608,128
  5. Step 5: Solve for x
    x = 332,299,973,288,608,128/661,425,022.02
  6. Step 6: Final answer
    x = 502,400,063.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.