Home / 358,859,617.08-538,289,426.34-86,230,384.44

Finding the Fourth Proportional to 358,859,617.08, 538,289,426.34 and 86,230,384.44

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Solution

The fourth proportional to 358,859,617.08, 538,289,426.34 and 86,230,384.44 is: 129,345,576.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,859,617.08 : 538,289,426.34 = 86,230,384.44 : x
  2. Step 2: Convert to fraction form
    358,859,617.08/538,289,426.34 = 86,230,384.44/x
  3. Step 3: Cross multiply
    358,859,617.08x = 538,289,426.34 × 86,230,384.44
  4. Step 4: Simplify right side
    358,859,617.08x = 46,416,904,173,285,264
  5. Step 5: Solve for x
    x = 46,416,904,173,285,264/358,859,617.08
  6. Step 6: Final answer
    x = 129,345,576.83

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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.