Home / 105,682,341.40-158,523,512.10-48,286,713.40

Finding the Fourth Proportional to 105,682,341.40, 158,523,512.10 and 48,286,713.40

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Solution

The fourth proportional to 105,682,341.40, 158,523,512.10 and 48,286,713.40 is: 72,430,070.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,682,341.40 : 158,523,512.10 = 48,286,713.40 : x
  2. Step 2: Convert to fraction form
    105,682,341.40/158,523,512.10 = 48,286,713.40/x
  3. Step 3: Cross multiply
    105,682,341.40x = 158,523,512.10 × 48,286,713.40
  4. Step 4: Simplify right side
    105,682,341.40x = 7,654,579,395,934,132
  5. Step 5: Solve for x
    x = 7,654,579,395,934,132/105,682,341.40
  6. Step 6: Final answer
    x = 72,430,070.10

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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.