Home / 1,993,194,445.81-2,750,687,001.89-1,146,420,409.77

Finding the Fourth Proportional to 1,993,194,445.81, 2,750,687,001.89 and 1,146,420,409.77

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Solution

The fourth proportional to 1,993,194,445.81, 2,750,687,001.89 and 1,146,420,409.77 is: 1,582,105,411.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,194,445.81 : 2,750,687,001.89 = 1,146,420,409.77 : x
  2. Step 2: Convert to fraction form
    1,993,194,445.81/2,750,687,001.89 = 1,146,420,409.77/x
  3. Step 3: Cross multiply
    1,993,194,445.81x = 2,750,687,001.89 × 1,146,420,409.77
  4. Step 4: Simplify right side
    1,993,194,445.81x = 3,153,443,719,846,669,312
  5. Step 5: Solve for x
    x = 3,153,443,719,846,669,312/1,993,194,445.81
  6. Step 6: Final answer
    x = 1,582,105,411.98

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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.