Home / 70,454,943.60-105,682,415.40-32,191,191.60

Finding the Fourth Proportional to 70,454,943.60, 105,682,415.40 and 32,191,191.60

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Solution

The fourth proportional to 70,454,943.60, 105,682,415.40 and 32,191,191.60 is: 48,286,787.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,454,943.60 : 105,682,415.40 = 32,191,191.60 : x
  2. Step 2: Convert to fraction form
    70,454,943.60/105,682,415.40 = 32,191,191.60/x
  3. Step 3: Cross multiply
    70,454,943.60x = 105,682,415.40 × 32,191,191.60
  4. Step 4: Simplify right side
    70,454,943.60x = 3,402,042,882,892,191
  5. Step 5: Solve for x
    x = 3,402,042,882,892,191/70,454,943.60
  6. Step 6: Final answer
    x = 48,286,787.40

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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.