Home / 171,927,230.80-257,890,846.20-153,115,531.60

Finding the Fourth Proportional to 171,927,230.80, 257,890,846.20 and 153,115,531.60

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Solution

The fourth proportional to 171,927,230.80, 257,890,846.20 and 153,115,531.60 is: 229,673,297.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,927,230.80 : 257,890,846.20 = 153,115,531.60 : x
  2. Step 2: Convert to fraction form
    171,927,230.80/257,890,846.20 = 153,115,531.60/x
  3. Step 3: Cross multiply
    171,927,230.80x = 257,890,846.20 × 153,115,531.60
  4. Step 4: Simplify right side
    171,927,230.80x = 39,487,094,010,686,840
  5. Step 5: Solve for x
    x = 39,487,094,010,686,840/171,927,230.80
  6. Step 6: Final answer
    x = 229,673,297.40

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1.5x scale

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.