Home / 900,793,384.60-1,351,393,820.25-486,261,308.37

Finding the Fourth Proportional to 900,793,384.60, 1,351,393,820.25 and 486,261,308.37

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Solution

The fourth proportional to 900,793,384.60, 1,351,393,820.25 and 486,261,308.37 is: 729,501,946.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,793,384.60 : 1,351,393,820.25 = 486,261,308.37 : x
  2. Step 2: Convert to fraction form
    900,793,384.60/1,351,393,820.25 = 486,261,308.37/x
  3. Step 3: Cross multiply
    900,793,384.60x = 1,351,393,820.25 × 486,261,308.37
  4. Step 4: Simplify right side
    900,793,384.60x = 657,130,527,166,542,720
  5. Step 5: Solve for x
    x = 657,130,527,166,542,720/900,793,384.60
  6. Step 6: Final answer
    x = 729,501,946.17

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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.