Home / 468,018,498.30-702,027,747.45-238,435,986.30

Finding the Fourth Proportional to 468,018,498.30, 702,027,747.45 and 238,435,986.30

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Solution

The fourth proportional to 468,018,498.30, 702,027,747.45 and 238,435,986.30 is: 357,653,979.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,018,498.30 : 702,027,747.45 = 238,435,986.30 : x
  2. Step 2: Convert to fraction form
    468,018,498.30/702,027,747.45 = 238,435,986.30/x
  3. Step 3: Cross multiply
    468,018,498.30x = 702,027,747.45 × 238,435,986.30
  4. Step 4: Simplify right side
    468,018,498.30x = 167,388,678,373,208,064
  5. Step 5: Solve for x
    x = 167,388,678,373,208,064/468,018,498.30
  6. Step 6: Final answer
    x = 357,653,979.45

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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.