Home / 499,434,871.17-749,224,088.19-154,415,402.37

Finding the Fourth Proportional to 499,434,871.17, 749,224,088.19 and 154,415,402.37

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Solution

The fourth proportional to 499,434,871.17, 749,224,088.19 and 154,415,402.37 is: 231,645,296.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,434,871.17 : 749,224,088.19 = 154,415,402.37 : x
  2. Step 2: Convert to fraction form
    499,434,871.17/749,224,088.19 = 154,415,402.37/x
  3. Step 3: Cross multiply
    499,434,871.17x = 749,224,088.19 × 154,415,402.37
  4. Step 4: Simplify right side
    499,434,871.17x = 115,691,739,043,155,232
  5. Step 5: Solve for x
    x = 115,691,739,043,155,232/499,434,871.17
  6. Step 6: Final answer
    x = 231,645,296.96

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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.