Home / 11,965,940,038.69-17,949,275,718.95-4,105,242,089.80

Finding the Fourth Proportional to 11,965,940,038.69, 17,949,275,718.95 and 4,105,242,089.80

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Solution

The fourth proportional to 11,965,940,038.69, 17,949,275,718.95 and 4,105,242,089.80 is: 6,157,988,584.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,965,940,038.69 : 17,949,275,718.95 = 4,105,242,089.80 : x
  2. Step 2: Convert to fraction form
    11,965,940,038.69/17,949,275,718.95 = 4,105,242,089.80/x
  3. Step 3: Cross multiply
    11,965,940,038.69x = 17,949,275,718.95 × 4,105,242,089.80
  4. Step 4: Simplify right side
    11,965,940,038.69x = 73,686,122,162,748,424,192
  5. Step 5: Solve for x
    x = 73,686,122,162,748,424,192/11,965,940,038.69
  6. Step 6: Final answer
    x = 6,157,988,584.64

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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.