Home / 162,157,074.16-243,235,550.08-65,112,752.76

Finding the Fourth Proportional to 162,157,074.16, 243,235,550.08 and 65,112,752.76

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Solution

The fourth proportional to 162,157,074.16, 243,235,550.08 and 65,112,752.76 is: 97,669,104.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,157,074.16 : 243,235,550.08 = 65,112,752.76 : x
  2. Step 2: Convert to fraction form
    162,157,074.16/243,235,550.08 = 65,112,752.76/x
  3. Step 3: Cross multiply
    162,157,074.16x = 243,235,550.08 × 65,112,752.76
  4. Step 4: Simplify right side
    162,157,074.16x = 15,837,736,234,801,638
  5. Step 5: Solve for x
    x = 15,837,736,234,801,638/162,157,074.16
  6. Step 6: Final answer
    x = 97,669,104.58

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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.