Home / 171,132,812.40-256,699,218.60-103,108,364.40

Finding the Fourth Proportional to 171,132,812.40, 256,699,218.60 and 103,108,364.40

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Solution

The fourth proportional to 171,132,812.40, 256,699,218.60 and 103,108,364.40 is: 154,662,546.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,132,812.40 : 256,699,218.60 = 103,108,364.40 : x
  2. Step 2: Convert to fraction form
    171,132,812.40/256,699,218.60 = 103,108,364.40/x
  3. Step 3: Cross multiply
    171,132,812.40x = 256,699,218.60 × 103,108,364.40
  4. Step 4: Simplify right side
    171,132,812.40x = 26,467,836,572,604,060
  5. Step 5: Solve for x
    x = 26,467,836,572,604,060/171,132,812.40
  6. Step 6: Final answer
    x = 154,662,546.60

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Similar ratio
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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.