Home / 539,743,364.79-809,702,044.56-166,251,077.13

Finding the Fourth Proportional to 539,743,364.79, 809,702,044.56 and 166,251,077.13

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Solution

The fourth proportional to 539,743,364.79, 809,702,044.56 and 166,251,077.13 is: 249,403,412.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,743,364.79 : 809,702,044.56 = 166,251,077.13 : x
  2. Step 2: Convert to fraction form
    539,743,364.79/809,702,044.56 = 166,251,077.13/x
  3. Step 3: Cross multiply
    539,743,364.79x = 809,702,044.56 × 166,251,077.13
  4. Step 4: Simplify right side
    539,743,364.79x = 134,613,837,062,463,248
  5. Step 5: Solve for x
    x = 134,613,837,062,463,248/539,743,364.79
  6. Step 6: Final answer
    x = 249,403,412.52

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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.