Home / 25,115,655,388.56-37,678,999,399.30-7,427,954,116.68

Finding the Fourth Proportional to 25,115,655,388.56, 37,678,999,399.30 and 7,427,954,116.68

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Solution

The fourth proportional to 25,115,655,388.56, 37,678,999,399.30 and 7,427,954,116.68 is: 11,143,562,625.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,115,655,388.56 : 37,678,999,399.30 = 7,427,954,116.68 : x
  2. Step 2: Convert to fraction form
    25,115,655,388.56/37,678,999,399.30 = 7,427,954,116.68/x
  3. Step 3: Cross multiply
    25,115,655,388.56x = 37,678,999,399.30 × 7,427,954,116.68
  4. Step 4: Simplify right side
    25,115,655,388.56x = 279,877,878,700,413,714,432
  5. Step 5: Solve for x
    x = 279,877,878,700,413,714,432/25,115,655,388.56
  6. Step 6: Final answer
    x = 11,143,562,625.40

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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.