Home / 14,258,695,880.84-19,679,046,539.76-8,543,206,021.64

Finding the Fourth Proportional to 14,258,695,880.84, 19,679,046,539.76 and 8,543,206,021.64

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Solution

The fourth proportional to 14,258,695,880.84, 19,679,046,539.76 and 8,543,206,021.64 is: 11,790,850,320.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,258,695,880.84 : 19,679,046,539.76 = 8,543,206,021.64 : x
  2. Step 2: Convert to fraction form
    14,258,695,880.84/19,679,046,539.76 = 8,543,206,021.64/x
  3. Step 3: Cross multiply
    14,258,695,880.84x = 19,679,046,539.76 × 8,543,206,021.64
  4. Step 4: Simplify right side
    14,258,695,880.84x = 168,122,148,898,611,429,376
  5. Step 5: Solve for x
    x = 168,122,148,898,611,429,376/14,258,695,880.84
  6. Step 6: Final answer
    x = 11,790,850,320.65

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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.