Home / 1,000,560,832.54-1,380,774,079.83-554,552,990.89

Finding the Fourth Proportional to 1,000,560,832.54, 1,380,774,079.83 and 554,552,990.89

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Solution

The fourth proportional to 1,000,560,832.54, 1,380,774,079.83 and 554,552,990.89 is: 765,283,199.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,560,832.54 : 1,380,774,079.83 = 554,552,990.89 : x
  2. Step 2: Convert to fraction form
    1,000,560,832.54/1,380,774,079.83 = 554,552,990.89/x
  3. Step 3: Cross multiply
    1,000,560,832.54x = 1,380,774,079.83 × 554,552,990.89
  4. Step 4: Simplify right side
    1,000,560,832.54x = 765,712,395,713,114,112
  5. Step 5: Solve for x
    x = 765,712,395,713,114,112/1,000,560,832.54
  6. Step 6: Final answer
    x = 765,283,199.99

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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.