Home / 37,784,928,802.61-56,685,353,207.49-12,257,083,863.16

Finding the Fourth Proportional to 37,784,928,802.61, 56,685,353,207.49 and 12,257,083,863.16

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Solution

The fourth proportional to 37,784,928,802.61, 56,685,353,207.49 and 12,257,083,863.16 is: 18,388,207,946.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,784,928,802.61 : 56,685,353,207.49 = 12,257,083,863.16 : x
  2. Step 2: Convert to fraction form
    37,784,928,802.61/56,685,353,207.49 = 12,257,083,863.16/x
  3. Step 3: Cross multiply
    37,784,928,802.61x = 56,685,353,207.49 × 12,257,083,863.16
  4. Step 4: Simplify right side
    37,784,928,802.61x = 694,797,128,077,050,642,432
  5. Step 5: Solve for x
    x = 694,797,128,077,050,642,432/37,784,928,802.61
  6. Step 6: Final answer
    x = 18,388,207,946.79

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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.