Home / 358,565,196.20-538,004,237.21-125,563,141.22

Finding the Fourth Proportional to 358,565,196.20, 538,004,237.21 and 125,563,141.22

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Solution

The fourth proportional to 358,565,196.20, 538,004,237.21 and 125,563,141.22 is: 188,399,495.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,565,196.20 : 538,004,237.21 = 125,563,141.22 : x
  2. Step 2: Convert to fraction form
    358,565,196.20/538,004,237.21 = 125,563,141.22/x
  3. Step 3: Cross multiply
    358,565,196.20x = 538,004,237.21 × 125,563,141.22
  4. Step 4: Simplify right side
    358,565,196.20x = 67,553,502,013,129,800
  5. Step 5: Solve for x
    x = 67,553,502,013,129,800/358,565,196.20
  6. Step 6: Final answer
    x = 188,399,495.35

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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.