Home / 528,830,452.74-729,016,881.03-369,566,110.29

Finding the Fourth Proportional to 528,830,452.74, 729,016,881.03 and 369,566,110.29

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Solution

The fourth proportional to 528,830,452.74, 729,016,881.03 and 369,566,110.29 is: 509,463,726.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,830,452.74 : 729,016,881.03 = 369,566,110.29 : x
  2. Step 2: Convert to fraction form
    528,830,452.74/729,016,881.03 = 369,566,110.29/x
  3. Step 3: Cross multiply
    528,830,452.74x = 729,016,881.03 × 369,566,110.29
  4. Step 4: Simplify right side
    528,830,452.74x = 269,419,933,058,004,800
  5. Step 5: Solve for x
    x = 269,419,933,058,004,800/528,830,452.74
  6. Step 6: Final answer
    x = 509,463,726.35

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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.