Home / 974,726,148.06-1,462,094,198.73-328,499,490.78

Finding the Fourth Proportional to 974,726,148.06, 1,462,094,198.73 and 328,499,490.78

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Solution

The fourth proportional to 974,726,148.06, 1,462,094,198.73 and 328,499,490.78 is: 492,750,913.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,726,148.06 : 1,462,094,198.73 = 328,499,490.78 : x
  2. Step 2: Convert to fraction form
    974,726,148.06/1,462,094,198.73 = 328,499,490.78/x
  3. Step 3: Cross multiply
    974,726,148.06x = 1,462,094,198.73 × 328,499,490.78
  4. Step 4: Simplify right side
    974,726,148.06x = 480,297,199,755,197,056
  5. Step 5: Solve for x
    x = 480,297,199,755,197,056/974,726,148.06
  6. Step 6: Final answer
    x = 492,750,913.38

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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.