Home / 288,733,158.96-433,092,541.32-84,263,005.68

Finding the Fourth Proportional to 288,733,158.96, 433,092,541.32 and 84,263,005.68

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Solution

The fourth proportional to 288,733,158.96, 433,092,541.32 and 84,263,005.68 is: 126,392,408.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,733,158.96 : 433,092,541.32 = 84,263,005.68 : x
  2. Step 2: Convert to fraction form
    288,733,158.96/433,092,541.32 = 84,263,005.68/x
  3. Step 3: Cross multiply
    288,733,158.96x = 433,092,541.32 × 84,263,005.68
  4. Step 4: Simplify right side
    288,733,158.96x = 36,493,679,269,212,800
  5. Step 5: Solve for x
    x = 36,493,679,269,212,800/288,733,158.96
  6. Step 6: Final answer
    x = 126,392,408.13

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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.