Home / 2,870,017,318.61-3,960,623,867.51-1,549,917,874.61

Finding the Fourth Proportional to 2,870,017,318.61, 3,960,623,867.51 and 1,549,917,874.61

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Solution

The fourth proportional to 2,870,017,318.61, 3,960,623,867.51 and 1,549,917,874.61 is: 2,138,886,649.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870,017,318.61 : 3,960,623,867.51 = 1,549,917,874.61 : x
  2. Step 2: Convert to fraction form
    2,870,017,318.61/3,960,623,867.51 = 1,549,917,874.61/x
  3. Step 3: Cross multiply
    2,870,017,318.61x = 3,960,623,867.51 × 1,549,917,874.61
  4. Step 4: Simplify right side
    2,870,017,318.61x = 6,138,641,726,851,179,520
  5. Step 5: Solve for x
    x = 6,138,641,726,851,179,520/2,870,017,318.61
  6. Step 6: Final answer
    x = 2,138,886,649.59

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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.