Home / 14,165,541,653.94-19,541,386,824.12-8,445,792,155.40

Finding the Fourth Proportional to 14,165,541,653.94, 19,541,386,824.12 and 8,445,792,155.40

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Solution

The fourth proportional to 14,165,541,653.94, 19,541,386,824.12 and 8,445,792,155.40 is: 11,650,983,462.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,165,541,653.94 : 19,541,386,824.12 = 8,445,792,155.40 : x
  2. Step 2: Convert to fraction form
    14,165,541,653.94/19,541,386,824.12 = 8,445,792,155.40/x
  3. Step 3: Cross multiply
    14,165,541,653.94x = 19,541,386,824.12 × 8,445,792,155.40
  4. Step 4: Simplify right side
    14,165,541,653.94x = 165,042,491,544,789,614,592
  5. Step 5: Solve for x
    x = 165,042,491,544,789,614,592/14,165,541,653.94
  6. Step 6: Final answer
    x = 11,650,983,462.32

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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.