Home / 283,319,969.22-425,103,461.01-99,219,512.07

Finding the Fourth Proportional to 283,319,969.22, 425,103,461.01 and 99,219,512.07

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Solution

The fourth proportional to 283,319,969.22, 425,103,461.01 and 99,219,512.07 is: 148,872,520.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,319,969.22 : 425,103,461.01 = 99,219,512.07 : x
  2. Step 2: Convert to fraction form
    283,319,969.22/425,103,461.01 = 99,219,512.07/x
  3. Step 3: Cross multiply
    283,319,969.22x = 425,103,461.01 × 99,219,512.07
  4. Step 4: Simplify right side
    283,319,969.22x = 42,178,557,980,680,464
  5. Step 5: Solve for x
    x = 42,178,557,980,680,464/283,319,969.22
  6. Step 6: Final answer
    x = 148,872,520.69

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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.