Home / 48,292,835,629.80-72,396,171,294.30-18,842,028,781.80

Finding the Fourth Proportional to 48,292,835,629.80, 72,396,171,294.30 and 18,842,028,781.80

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Solution

The fourth proportional to 48,292,835,629.80, 72,396,171,294.30 and 18,842,028,781.80 is: 28,246,234,155.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,292,835,629.80 : 72,396,171,294.30 = 18,842,028,781.80 : x
  2. Step 2: Convert to fraction form
    48,292,835,629.80/72,396,171,294.30 = 18,842,028,781.80/x
  3. Step 3: Cross multiply
    48,292,835,629.80x = 72,396,171,294.30 × 18,842,028,781.80
  4. Step 4: Simplify right side
    48,292,835,629.80x = 1,364,090,743,219,323,666,432
  5. Step 5: Solve for x
    x = 1,364,090,743,219,323,666,432/48,292,835,629.80
  6. Step 6: Final answer
    x = 28,246,234,155.23

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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.