Home / 28,739,551,262.15-39,660,158,659.52-16,052,472,078.95

Finding the Fourth Proportional to 28,739,551,262.15, 39,660,158,659.52 and 16,052,472,078.95

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Solution

The fourth proportional to 28,739,551,262.15, 39,660,158,659.52 and 16,052,472,078.95 is: 22,152,175,714.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,739,551,262.15 : 39,660,158,659.52 = 16,052,472,078.95 : x
  2. Step 2: Convert to fraction form
    28,739,551,262.15/39,660,158,659.52 = 16,052,472,078.95/x
  3. Step 3: Cross multiply
    28,739,551,262.15x = 39,660,158,659.52 × 16,052,472,078.95
  4. Step 4: Simplify right side
    28,739,551,262.15x = 636,643,589,528,671,879,168
  5. Step 5: Solve for x
    x = 636,643,589,528,671,879,168/28,739,551,262.15
  6. Step 6: Final answer
    x = 22,152,175,714.97

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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.