Home / 1,641,876,490.92-2,266,014,976.56-1,006,684,619.16

Finding the Fourth Proportional to 1,641,876,490.92, 2,266,014,976.56 and 1,006,684,619.16

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Solution

The fourth proportional to 1,641,876,490.92, 2,266,014,976.56 and 1,006,684,619.16 is: 1,389,362,985.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,876,490.92 : 2,266,014,976.56 = 1,006,684,619.16 : x
  2. Step 2: Convert to fraction form
    1,641,876,490.92/2,266,014,976.56 = 1,006,684,619.16/x
  3. Step 3: Cross multiply
    1,641,876,490.92x = 2,266,014,976.56 × 1,006,684,619.16
  4. Step 4: Simplify right side
    1,641,876,490.92x = 2,281,162,423,689,159,680
  5. Step 5: Solve for x
    x = 2,281,162,423,689,159,680/1,641,876,490.92
  6. Step 6: Final answer
    x = 1,389,362,985.77

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Double scale
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1.5x scale

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.