Home / 2,981,713,705.92-4,472,582,106.24-911,427,422.40

Finding the Fourth Proportional to 2,981,713,705.92, 4,472,582,106.24 and 911,427,422.40

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Solution

The fourth proportional to 2,981,713,705.92, 4,472,582,106.24 and 911,427,422.40 is: 1,367,144,663.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981,713,705.92 : 4,472,582,106.24 = 911,427,422.40 : x
  2. Step 2: Convert to fraction form
    2,981,713,705.92/4,472,582,106.24 = 911,427,422.40/x
  3. Step 3: Cross multiply
    2,981,713,705.92x = 4,472,582,106.24 × 911,427,422.40
  4. Step 4: Simplify right side
    2,981,713,705.92x = 4,076,433,980,562,685,952
  5. Step 5: Solve for x
    x = 4,076,433,980,562,685,952/2,981,713,705.92
  6. Step 6: Final answer
    x = 1,367,144,663.31

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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.