Home / 300,013,958,079.08-414,018,218,192.31-162,836,783,952.11

Finding the Fourth Proportional to 300,013,958,079.08, 414,018,218,192.31 and 162,836,783,952.11

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Solution

The fourth proportional to 300,013,958,079.08, 414,018,218,192.31 and 162,836,783,952.11 is: 224,714,195,231.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,013,958,079.08 : 414,018,218,192.31 = 162,836,783,952.11 : x
  2. Step 2: Convert to fraction form
    300,013,958,079.08/414,018,218,192.31 = 162,836,783,952.11/x
  3. Step 3: Cross multiply
    300,013,958,079.08x = 414,018,218,192.31 × 162,836,783,952.11
  4. Step 4: Simplify right side
    300,013,958,079.08x = 67,417,395,148,018,715,459,584
  5. Step 5: Solve for x
    x = 67,417,395,148,018,715,459,584/300,013,958,079.08
  6. Step 6: Final answer
    x = 224,714,195,231.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.