Home / 405,799,247.07-560,004,036.53-220,160,262.75

Finding the Fourth Proportional to 405,799,247.07, 560,004,036.53 and 220,160,262.75

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Solution

The fourth proportional to 405,799,247.07, 560,004,036.53 and 220,160,262.75 is: 303,821,746.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,799,247.07 : 560,004,036.53 = 220,160,262.75 : x
  2. Step 2: Convert to fraction form
    405,799,247.07/560,004,036.53 = 220,160,262.75/x
  3. Step 3: Cross multiply
    405,799,247.07x = 560,004,036.53 × 220,160,262.75
  4. Step 4: Simplify right side
    405,799,247.07x = 123,290,635,822,404,592
  5. Step 5: Solve for x
    x = 123,290,635,822,404,592/405,799,247.07
  6. Step 6: Final answer
    x = 303,821,746.13

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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.