Home / 162,214,210.44-223,854,652.08-87,876,188.28

Finding the Fourth Proportional to 162,214,210.44, 223,854,652.08 and 87,876,188.28

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Solution

The fourth proportional to 162,214,210.44, 223,854,652.08 and 87,876,188.28 is: 121,268,620.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,214,210.44 : 223,854,652.08 = 87,876,188.28 : x
  2. Step 2: Convert to fraction form
    162,214,210.44/223,854,652.08 = 87,876,188.28/x
  3. Step 3: Cross multiply
    162,214,210.44x = 223,854,652.08 × 87,876,188.28
  4. Step 4: Simplify right side
    162,214,210.44x = 19,671,493,553,535,976
  5. Step 5: Solve for x
    x = 19,671,493,553,535,976/162,214,210.44
  6. Step 6: Final answer
    x = 121,268,620.67

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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.