Home / 162,892,896.86-244,012,197.96-75,331,681.20

Finding the Fourth Proportional to 162,892,896.86, 244,012,197.96 and 75,331,681.20

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Solution

The fourth proportional to 162,892,896.86, 244,012,197.96 and 75,331,681.20 is: 112,846,228.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,892,896.86 : 244,012,197.96 = 75,331,681.20 : x
  2. Step 2: Convert to fraction form
    162,892,896.86/244,012,197.96 = 75,331,681.20/x
  3. Step 3: Cross multiply
    162,892,896.86x = 244,012,197.96 × 75,331,681.20
  4. Step 4: Simplify right side
    162,892,896.86x = 18,381,849,105,634,012
  5. Step 5: Solve for x
    x = 18,381,849,105,634,012/162,892,896.86
  6. Step 6: Final answer
    x = 112,846,228.78

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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.