Home / 826,690,305.59-1,240,215,019.53-302,058,564.67

Finding the Fourth Proportional to 826,690,305.59, 1,240,215,019.53 and 302,058,564.67

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Solution

The fourth proportional to 826,690,305.59, 1,240,215,019.53 and 302,058,564.67 is: 453,153,455.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,690,305.59 : 1,240,215,019.53 = 302,058,564.67 : x
  2. Step 2: Convert to fraction form
    826,690,305.59/1,240,215,019.53 = 302,058,564.67/x
  3. Step 3: Cross multiply
    826,690,305.59x = 1,240,215,019.53 × 302,058,564.67
  4. Step 4: Simplify right side
    826,690,305.59x = 374,617,568,675,206,784
  5. Step 5: Solve for x
    x = 374,617,568,675,206,784/826,690,305.59
  6. Step 6: Final answer
    x = 453,153,455.58

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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.