Home / 1,455,870,432.16-2,183,805,654.64-486,522,048.16

Finding the Fourth Proportional to 1,455,870,432.16, 2,183,805,654.64 and 486,522,048.16

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Solution

The fourth proportional to 1,455,870,432.16, 2,183,805,654.64 and 486,522,048.16 is: 729,783,074.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,870,432.16 : 2,183,805,654.64 = 486,522,048.16 : x
  2. Step 2: Convert to fraction form
    1,455,870,432.16/2,183,805,654.64 = 486,522,048.16/x
  3. Step 3: Cross multiply
    1,455,870,432.16x = 2,183,805,654.64 × 486,522,048.16
  4. Step 4: Simplify right side
    1,455,870,432.16x = 1,062,469,599,878,842,368
  5. Step 5: Solve for x
    x = 1,062,469,599,878,842,368/1,455,870,432.16
  6. Step 6: Final answer
    x = 729,783,074.38

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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.