Home / 646,893,016.14-892,871,064.99-368,599,015.74

Finding the Fourth Proportional to 646,893,016.14, 892,871,064.99 and 368,599,015.74

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Solution

The fourth proportional to 646,893,016.14, 892,871,064.99 and 368,599,015.74 is: 508,757,070.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,893,016.14 : 892,871,064.99 = 368,599,015.74 : x
  2. Step 2: Convert to fraction form
    646,893,016.14/892,871,064.99 = 368,599,015.74/x
  3. Step 3: Cross multiply
    646,893,016.14x = 892,871,064.99 × 368,599,015.74
  4. Step 4: Simplify right side
    646,893,016.14x = 329,111,395,738,039,616
  5. Step 5: Solve for x
    x = 329,111,395,738,039,616/646,893,016.14
  6. Step 6: Final answer
    x = 508,757,070.38

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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.