Home / 1,615,713,088.40-2,422,673,837.40-695,432,819.60

Finding the Fourth Proportional to 1,615,713,088.40, 2,422,673,837.40 and 695,432,819.60

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Solution

The fourth proportional to 1,615,713,088.40, 2,422,673,837.40 and 695,432,819.60 is: 1,042,763,662.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,713,088.40 : 2,422,673,837.40 = 695,432,819.60 : x
  2. Step 2: Convert to fraction form
    1,615,713,088.40/2,422,673,837.40 = 695,432,819.60/x
  3. Step 3: Cross multiply
    1,615,713,088.40x = 2,422,673,837.40 × 695,432,819.60
  4. Step 4: Simplify right side
    1,615,713,088.40x = 1,684,806,897,714,234,112
  5. Step 5: Solve for x
    x = 1,684,806,897,714,234,112/1,615,713,088.40
  6. Step 6: Final answer
    x = 1,042,763,662.57

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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.