Home / 298,210,887,809.74-447,379,154,685.64-96,736,891,270.90

Finding the Fourth Proportional to 298,210,887,809.74, 447,379,154,685.64 and 96,736,891,270.90

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Solution

The fourth proportional to 298,210,887,809.74, 447,379,154,685.64 and 96,736,891,270.90 is: 145,125,716,104.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,210,887,809.74 : 447,379,154,685.64 = 96,736,891,270.90 : x
  2. Step 2: Convert to fraction form
    298,210,887,809.74/447,379,154,685.64 = 96,736,891,270.90/x
  3. Step 3: Cross multiply
    298,210,887,809.74x = 447,379,154,685.64 × 96,736,891,270.90
  4. Step 4: Simplify right side
    298,210,887,809.74x = 43,278,068,643,691,904,368,640
  5. Step 5: Solve for x
    x = 43,278,068,643,691,904,368,640/298,210,887,809.74
  6. Step 6: Final answer
    x = 145,125,716,104.99

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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.