Home / 1,003,948,669.47-1,383,988,990.11-701,595,262.08

Finding the Fourth Proportional to 1,003,948,669.47, 1,383,988,990.11 and 701,595,262.08

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Solution

The fourth proportional to 1,003,948,669.47, 1,383,988,990.11 and 701,595,262.08 is: 967,181,039.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,948,669.47 : 1,383,988,990.11 = 701,595,262.08 : x
  2. Step 2: Convert to fraction form
    1,003,948,669.47/1,383,988,990.11 = 701,595,262.08/x
  3. Step 3: Cross multiply
    1,003,948,669.47x = 1,383,988,990.11 × 701,595,262.08
  4. Step 4: Simplify right side
    1,003,948,669.47x = 971,000,118,232,059,904
  5. Step 5: Solve for x
    x = 971,000,118,232,059,904/1,003,948,669.47
  6. Step 6: Final answer
    x = 967,181,039.99

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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.