Home / 7,118,097,842.20-10,680,331,812.90-3,238,707,429.40

Finding the Fourth Proportional to 7,118,097,842.20, 10,680,331,812.90 and 3,238,707,429.40

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Solution

The fourth proportional to 7,118,097,842.20, 10,680,331,812.90 and 3,238,707,429.40 is: 4,859,510,329.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,118,097,842.20 : 10,680,331,812.90 = 3,238,707,429.40 : x
  2. Step 2: Convert to fraction form
    7,118,097,842.20/10,680,331,812.90 = 3,238,707,429.40/x
  3. Step 3: Cross multiply
    7,118,097,842.20x = 10,680,331,812.90 × 3,238,707,429.40
  4. Step 4: Simplify right side
    7,118,097,842.20x = 34,590,469,990,896,402,432
  5. Step 5: Solve for x
    x = 34,590,469,990,896,402,432/7,118,097,842.20
  6. Step 6: Final answer
    x = 4,859,510,329.55

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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.