Home / 354,303,914.70-531,455,872.05-111,966,818.70

Finding the Fourth Proportional to 354,303,914.70, 531,455,872.05 and 111,966,818.70

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Solution

The fourth proportional to 354,303,914.70, 531,455,872.05 and 111,966,818.70 is: 167,950,228.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,303,914.70 : 531,455,872.05 = 111,966,818.70 : x
  2. Step 2: Convert to fraction form
    354,303,914.70/531,455,872.05 = 111,966,818.70/x
  3. Step 3: Cross multiply
    354,303,914.70x = 531,455,872.05 × 111,966,818.70
  4. Step 4: Simplify right side
    354,303,914.70x = 59,505,423,272,872,752
  5. Step 5: Solve for x
    x = 59,505,423,272,872,752/354,303,914.70
  6. Step 6: Final answer
    x = 167,950,228.05

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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.