Home / 266,903,363.34-368,298,601.08-147,822,836.16

Finding the Fourth Proportional to 266,903,363.34, 368,298,601.08 and 147,822,836.16

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Solution

The fourth proportional to 266,903,363.34, 368,298,601.08 and 147,822,836.16 is: 203,979,983.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,903,363.34 : 368,298,601.08 = 147,822,836.16 : x
  2. Step 2: Convert to fraction form
    266,903,363.34/368,298,601.08 = 147,822,836.16/x
  3. Step 3: Cross multiply
    266,903,363.34x = 368,298,601.08 × 147,822,836.16
  4. Step 4: Simplify right side
    266,903,363.34x = 54,442,943,765,406,032
  5. Step 5: Solve for x
    x = 54,442,943,765,406,032/266,903,363.34
  6. Step 6: Final answer
    x = 203,979,983.93

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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.