Home / 1,702,613,929.79-2,349,606,183.85-920,332,777.79

Finding the Fourth Proportional to 1,702,613,929.79, 2,349,606,183.85 and 920,332,777.79

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Solution

The fourth proportional to 1,702,613,929.79, 2,349,606,183.85 and 920,332,777.79 is: 1,270,058,671.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,702,613,929.79 : 2,349,606,183.85 = 920,332,777.79 : x
  2. Step 2: Convert to fraction form
    1,702,613,929.79/2,349,606,183.85 = 920,332,777.79/x
  3. Step 3: Cross multiply
    1,702,613,929.79x = 2,349,606,183.85 × 920,332,777.79
  4. Step 4: Simplify right side
    1,702,613,929.79x = 2,162,419,585,902,302,208
  5. Step 5: Solve for x
    x = 2,162,419,585,902,302,208/1,702,613,929.79
  6. Step 6: Final answer
    x = 1,270,058,671.59

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1.5x scale

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.