Home / 1,507,107,354.14-2,079,809,872.97-838,038,033.85

Finding the Fourth Proportional to 1,507,107,354.14, 2,079,809,872.97 and 838,038,033.85

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Solution

The fourth proportional to 1,507,107,354.14, 2,079,809,872.97 and 838,038,033.85 is: 1,156,493,445.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,107,354.14 : 2,079,809,872.97 = 838,038,033.85 : x
  2. Step 2: Convert to fraction form
    1,507,107,354.14/2,079,809,872.97 = 838,038,033.85/x
  3. Step 3: Cross multiply
    1,507,107,354.14x = 2,079,809,872.97 × 838,038,033.85
  4. Step 4: Simplify right side
    1,507,107,354.14x = 1,742,959,776,711,007,744
  5. Step 5: Solve for x
    x = 1,742,959,776,711,007,744/1,507,107,354.14
  6. Step 6: Final answer
    x = 1,156,493,445.49

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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.