Home / 358,713,249.40-538,069,874.10-195,029,421.40

Finding the Fourth Proportional to 358,713,249.40, 538,069,874.10 and 195,029,421.40

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Solution

The fourth proportional to 358,713,249.40, 538,069,874.10 and 195,029,421.40 is: 292,544,132.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,713,249.40 : 538,069,874.10 = 195,029,421.40 : x
  2. Step 2: Convert to fraction form
    358,713,249.40/538,069,874.10 = 195,029,421.40/x
  3. Step 3: Cross multiply
    358,713,249.40x = 538,069,874.10 × 195,029,421.40
  4. Step 4: Simplify right side
    358,713,249.40x = 104,939,456,218,493,856
  5. Step 5: Solve for x
    x = 104,939,456,218,493,856/358,713,249.40
  6. Step 6: Final answer
    x = 292,544,132.10

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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.