Home / 1,196,602,523.88-1,795,006,545.66-420,181,443.24

Finding the Fourth Proportional to 1,196,602,523.88, 1,795,006,545.66 and 420,181,443.24

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Solution

The fourth proportional to 1,196,602,523.88, 1,795,006,545.66 and 420,181,443.24 is: 630,308,248.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,602,523.88 : 1,795,006,545.66 = 420,181,443.24 : x
  2. Step 2: Convert to fraction form
    1,196,602,523.88/1,795,006,545.66 = 420,181,443.24/x
  3. Step 3: Cross multiply
    1,196,602,523.88x = 1,795,006,545.66 × 420,181,443.24
  4. Step 4: Simplify right side
    1,196,602,523.88x = 754,228,440,980,665,856
  5. Step 5: Solve for x
    x = 754,228,440,980,665,856/1,196,602,523.88
  6. Step 6: Final answer
    x = 630,308,248.50

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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.