Home / 265,032,029.20-397,548,043.80-103,473,965.20

Finding the Fourth Proportional to 265,032,029.20, 397,548,043.80 and 103,473,965.20

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Solution

The fourth proportional to 265,032,029.20, 397,548,043.80 and 103,473,965.20 is: 155,210,947.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,032,029.20 : 397,548,043.80 = 103,473,965.20 : x
  2. Step 2: Convert to fraction form
    265,032,029.20/397,548,043.80 = 103,473,965.20/x
  3. Step 3: Cross multiply
    265,032,029.20x = 397,548,043.80 × 103,473,965.20
  4. Step 4: Simplify right side
    265,032,029.20x = 41,135,872,449,489,280
  5. Step 5: Solve for x
    x = 41,135,872,449,489,280/265,032,029.20
  6. Step 6: Final answer
    x = 155,210,947.80

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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.