Home / 162,187,754.92-223,639,695.30-103,357,165.48

Finding the Fourth Proportional to 162,187,754.92, 223,639,695.30 and 103,357,165.48

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Solution

The fourth proportional to 162,187,754.92, 223,639,695.30 and 103,357,165.48 is: 142,518,558.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,187,754.92 : 223,639,695.30 = 103,357,165.48 : x
  2. Step 2: Convert to fraction form
    162,187,754.92/223,639,695.30 = 103,357,165.48/x
  3. Step 3: Cross multiply
    162,187,754.92x = 223,639,695.30 × 103,357,165.48
  4. Step 4: Simplify right side
    162,187,754.92x = 23,114,764,995,018,880
  5. Step 5: Solve for x
    x = 23,114,764,995,018,880/162,187,754.92
  6. Step 6: Final answer
    x = 142,518,558.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.