Home / 1,129,442,282.29-1,556,987,654.01-789,294,699.01

Finding the Fourth Proportional to 1,129,442,282.29, 1,556,987,654.01 and 789,294,699.01

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Solution

The fourth proportional to 1,129,442,282.29, 1,556,987,654.01 and 789,294,699.01 is: 1,088,078,710.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,442,282.29 : 1,556,987,654.01 = 789,294,699.01 : x
  2. Step 2: Convert to fraction form
    1,129,442,282.29/1,556,987,654.01 = 789,294,699.01/x
  3. Step 3: Cross multiply
    1,129,442,282.29x = 1,556,987,654.01 × 789,294,699.01
  4. Step 4: Simplify right side
    1,129,442,282.29x = 1,228,922,101,734,108,928
  5. Step 5: Solve for x
    x = 1,228,922,101,734,108,928/1,129,442,282.29
  6. Step 6: Final answer
    x = 1,088,078,710.18

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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.