Home / 489,033,056,008.45-733,884,659,140.99-170,679,254,677.71

Finding the Fourth Proportional to 489,033,056,008.45, 733,884,659,140.99 and 170,679,254,677.71

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Solution

The fourth proportional to 489,033,056,008.45, 733,884,659,140.99 and 170,679,254,677.71 is: 256,135,827,839.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,033,056,008.45 : 733,884,659,140.99 = 170,679,254,677.71 : x
  2. Step 2: Convert to fraction form
    489,033,056,008.45/733,884,659,140.99 = 170,679,254,677.71/x
  3. Step 3: Cross multiply
    489,033,056,008.45x = 733,884,659,140.99 × 170,679,254,677.71
  4. Step 4: Simplify right side
    489,033,056,008.45x = 125,258,886,641,589,413,740,544
  5. Step 5: Solve for x
    x = 125,258,886,641,589,413,740,544/489,033,056,008.45
  6. Step 6: Final answer
    x = 256,135,827,839.47

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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.