Home / 661,424,951.20-912,759,189.24-364,060,835.68

Finding the Fourth Proportional to 661,424,951.20, 912,759,189.24 and 364,060,835.68

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Solution

The fourth proportional to 661,424,951.20, 912,759,189.24 and 364,060,835.68 is: 502,399,966.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,424,951.20 : 912,759,189.24 = 364,060,835.68 : x
  2. Step 2: Convert to fraction form
    661,424,951.20/912,759,189.24 = 364,060,835.68/x
  3. Step 3: Cross multiply
    661,424,951.20x = 912,759,189.24 × 364,060,835.68
  4. Step 4: Simplify right side
    661,424,951.20x = 332,299,873,209,313,664
  5. Step 5: Solve for x
    x = 332,299,873,209,313,664/661,424,951.20
  6. Step 6: Final answer
    x = 502,399,966.32

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