Home / 162,455,332.87-243,659,071.05-53,292,039.49

Finding the Fourth Proportional to 162,455,332.87, 243,659,071.05 and 53,292,039.49

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Solution

The fourth proportional to 162,455,332.87, 243,659,071.05 and 53,292,039.49 is: 79,930,209.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,455,332.87 : 243,659,071.05 = 53,292,039.49 : x
  2. Step 2: Convert to fraction form
    162,455,332.87/243,659,071.05 = 53,292,039.49/x
  3. Step 3: Cross multiply
    162,455,332.87x = 243,659,071.05 × 53,292,039.49
  4. Step 4: Simplify right side
    162,455,332.87x = 12,985,088,836,493,316
  5. Step 5: Solve for x
    x = 12,985,088,836,493,316/162,455,332.87
  6. Step 6: Final answer
    x = 79,930,209.78

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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.