Home / 754,077,502.68-1,131,104,871.90-339,261,394.32

Finding the Fourth Proportional to 754,077,502.68, 1,131,104,871.90 and 339,261,394.32

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Solution

The fourth proportional to 754,077,502.68, 1,131,104,871.90 and 339,261,394.32 is: 508,886,970.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,077,502.68 : 1,131,104,871.90 = 339,261,394.32 : x
  2. Step 2: Convert to fraction form
    754,077,502.68/1,131,104,871.90 = 339,261,394.32/x
  3. Step 3: Cross multiply
    754,077,502.68x = 1,131,104,871.90 × 339,261,394.32
  4. Step 4: Simplify right side
    754,077,502.68x = 383,740,215,962,939,008
  5. Step 5: Solve for x
    x = 383,740,215,962,939,008/754,077,502.68
  6. Step 6: Final answer
    x = 508,886,970.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.