Home / 130,408,049.40-195,612,074.10-69,941,873.40

Finding the Fourth Proportional to 130,408,049.40, 195,612,074.10 and 69,941,873.40

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Solution

The fourth proportional to 130,408,049.40, 195,612,074.10 and 69,941,873.40 is: 104,912,810.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,408,049.40 : 195,612,074.10 = 69,941,873.40 : x
  2. Step 2: Convert to fraction form
    130,408,049.40/195,612,074.10 = 69,941,873.40/x
  3. Step 3: Cross multiply
    130,408,049.40x = 195,612,074.10 × 69,941,873.40
  4. Step 4: Simplify right side
    130,408,049.40x = 13,681,474,922,213,620
  5. Step 5: Solve for x
    x = 13,681,474,922,213,620/130,408,049.40
  6. Step 6: Final answer
    x = 104,912,810.10

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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.