Home / 13,349,803,823.28-18,423,660,432.60-8,825,822,853.84

Finding the Fourth Proportional to 13,349,803,823.28, 18,423,660,432.60 and 8,825,822,853.84

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Solution

The fourth proportional to 13,349,803,823.28, 18,423,660,432.60 and 8,825,822,853.84 is: 12,180,251,144.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,349,803,823.28 : 18,423,660,432.60 = 8,825,822,853.84 : x
  2. Step 2: Convert to fraction form
    13,349,803,823.28/18,423,660,432.60 = 8,825,822,853.84/x
  3. Step 3: Cross multiply
    13,349,803,823.28x = 18,423,660,432.60 × 8,825,822,853.84
  4. Step 4: Simplify right side
    13,349,803,823.28x = 162,603,963,297,428,799,488
  5. Step 5: Solve for x
    x = 162,603,963,297,428,799,488/13,349,803,823.28
  6. Step 6: Final answer
    x = 12,180,251,144.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.