Home / 100,102,529.20-150,153,793.80-35,408,444.80

Finding the Fourth Proportional to 100,102,529.20, 150,153,793.80 and 35,408,444.80

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Solution

The fourth proportional to 100,102,529.20, 150,153,793.80 and 35,408,444.80 is: 53,112,667.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,102,529.20 : 150,153,793.80 = 35,408,444.80 : x
  2. Step 2: Convert to fraction form
    100,102,529.20/150,153,793.80 = 35,408,444.80/x
  3. Step 3: Cross multiply
    100,102,529.20x = 150,153,793.80 × 35,408,444.80
  4. Step 4: Simplify right side
    100,102,529.20x = 5,316,712,319,277,882
  5. Step 5: Solve for x
    x = 5,316,712,319,277,882/100,102,529.20
  6. Step 6: Final answer
    x = 53,112,667.20

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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.