Home / 506,941,575.33-699,356,526.27-305,886,305.03

Finding the Fourth Proportional to 506,941,575.33, 699,356,526.27 and 305,886,305.03

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Solution

The fourth proportional to 506,941,575.33, 699,356,526.27 and 305,886,305.03 is: 421,988,635.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,941,575.33 : 699,356,526.27 = 305,886,305.03 : x
  2. Step 2: Convert to fraction form
    506,941,575.33/699,356,526.27 = 305,886,305.03/x
  3. Step 3: Cross multiply
    506,941,575.33x = 699,356,526.27 × 305,886,305.03
  4. Step 4: Simplify right side
    506,941,575.33x = 213,923,583,719,346,400
  5. Step 5: Solve for x
    x = 213,923,583,719,346,400/506,941,575.33
  6. Step 6: Final answer
    x = 421,988,635.63

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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.