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Finding the Third Proportional to 870,303,990 and 1,878,432,537

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Solution

The third proportional to 870,303,990 and 1,878,432,537 is: 4,054,340,594.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,303,990 : 1,878,432,537 = 1,878,432,537 : x
  2. Step 2: Convert to fraction form
    870,303,990/1,878,432,537 = 1,878,432,537/x
  3. Step 3: Cross multiply
    870,303,990x = 1,878,432,537 × 1,878,432,537
  4. Step 4: Simplify right side
    870,303,990x = 3,528,508,796,060,256,256
  5. Step 5: Solve for x
    x = 3,528,508,796,060,256,256/870,303,990
  6. Step 6: Final answer
    x = 4,054,340,594.33

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.