Home / 171,601,280.40-257,401,920.60-102,726,526.80

Finding the Fourth Proportional to 171,601,280.40, 257,401,920.60 and 102,726,526.80

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Solution

The fourth proportional to 171,601,280.40, 257,401,920.60 and 102,726,526.80 is: 154,089,790.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,601,280.40 : 257,401,920.60 = 102,726,526.80 : x
  2. Step 2: Convert to fraction form
    171,601,280.40/257,401,920.60 = 102,726,526.80/x
  3. Step 3: Cross multiply
    171,601,280.40x = 257,401,920.60 × 102,726,526.80
  4. Step 4: Simplify right side
    171,601,280.40x = 26,442,005,294,887,372
  5. Step 5: Solve for x
    x = 26,442,005,294,887,372/171,601,280.40
  6. Step 6: Final answer
    x = 154,089,790.20

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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.