Home / 373,832,286.40-560,748,429.60-212,589,150.40

Finding the Fourth Proportional to 373,832,286.40, 560,748,429.60 and 212,589,150.40

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Solution

The fourth proportional to 373,832,286.40, 560,748,429.60 and 212,589,150.40 is: 318,883,725.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,832,286.40 : 560,748,429.60 = 212,589,150.40 : x
  2. Step 2: Convert to fraction form
    373,832,286.40/560,748,429.60 = 212,589,150.40/x
  3. Step 3: Cross multiply
    373,832,286.40x = 560,748,429.60 × 212,589,150.40
  4. Step 4: Simplify right side
    373,832,286.40x = 119,209,032,236,798,224
  5. Step 5: Solve for x
    x = 119,209,032,236,798,224/373,832,286.40
  6. Step 6: Final answer
    x = 318,883,725.60

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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.