Home / 175,318,877.20-262,978,315.80-170,280,029.20

Finding the Fourth Proportional to 175,318,877.20, 262,978,315.80 and 170,280,029.20

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Solution

The fourth proportional to 175,318,877.20, 262,978,315.80 and 170,280,029.20 is: 255,420,043.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,318,877.20 : 262,978,315.80 = 170,280,029.20 : x
  2. Step 2: Convert to fraction form
    175,318,877.20/262,978,315.80 = 170,280,029.20/x
  3. Step 3: Cross multiply
    175,318,877.20x = 262,978,315.80 × 170,280,029.20
  4. Step 4: Simplify right side
    175,318,877.20x = 44,779,955,293,390,824
  5. Step 5: Solve for x
    x = 44,779,955,293,390,824/175,318,877.20
  6. Step 6: Final answer
    x = 255,420,043.80

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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.