Home / 171,699,234.80-257,548,852.20-103,506,825.20

Finding the Fourth Proportional to 171,699,234.80, 257,548,852.20 and 103,506,825.20

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Solution

The fourth proportional to 171,699,234.80, 257,548,852.20 and 103,506,825.20 is: 155,260,237.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,699,234.80 : 257,548,852.20 = 103,506,825.20 : x
  2. Step 2: Convert to fraction form
    171,699,234.80/257,548,852.20 = 103,506,825.20/x
  3. Step 3: Cross multiply
    171,699,234.80x = 257,548,852.20 × 103,506,825.20
  4. Step 4: Simplify right side
    171,699,234.80x = 26,658,064,025,126,036
  5. Step 5: Solve for x
    x = 26,658,064,025,126,036/171,699,234.80
  6. Step 6: Final answer
    x = 155,260,237.80

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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.