Home / 14,861,740,210.20-20,509,204,870.53-8,178,736,774.95

Finding the Fourth Proportional to 14,861,740,210.20, 20,509,204,870.53 and 8,178,736,774.95

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Solution

The fourth proportional to 14,861,740,210.20, 20,509,204,870.53 and 8,178,736,774.95 is: 11,286,658,609.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,861,740,210.20 : 20,509,204,870.53 = 8,178,736,774.95 : x
  2. Step 2: Convert to fraction form
    14,861,740,210.20/20,509,204,870.53 = 8,178,736,774.95/x
  3. Step 3: Cross multiply
    14,861,740,210.20x = 20,509,204,870.53 × 8,178,736,774.95
  4. Step 4: Simplify right side
    14,861,740,210.20x = 167,739,388,099,587,342,336
  5. Step 5: Solve for x
    x = 167,739,388,099,587,342,336/14,861,740,210.20
  6. Step 6: Final answer
    x = 11,286,658,609.77

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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.