Home / 162,008,822.60-223,572,763.80-87,669,375.29

Finding the Fourth Proportional to 162,008,822.60, 223,572,763.80 and 87,669,375.29

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Solution

The fourth proportional to 162,008,822.60, 223,572,763.80 and 87,669,375.29 is: 120,984,056.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,008,822.60 : 223,572,763.80 = 87,669,375.29 : x
  2. Step 2: Convert to fraction form
    162,008,822.60/223,572,763.80 = 87,669,375.29/x
  3. Step 3: Cross multiply
    162,008,822.60x = 223,572,763.80 × 87,669,375.29
  4. Step 4: Simplify right side
    162,008,822.60x = 19,600,484,533,086,864
  5. Step 5: Solve for x
    x = 19,600,484,533,086,864/162,008,822.60
  6. Step 6: Final answer
    x = 120,984,056.42

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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.