Home / 505,849,499.28-697,687,159.32-435,405,004.56

Finding the Fourth Proportional to 505,849,499.28, 697,687,159.32 and 435,405,004.56

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Solution

The fourth proportional to 505,849,499.28, 697,687,159.32 and 435,405,004.56 is: 600,527,392.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,849,499.28 : 697,687,159.32 = 435,405,004.56 : x
  2. Step 2: Convert to fraction form
    505,849,499.28/697,687,159.32 = 435,405,004.56/x
  3. Step 3: Cross multiply
    505,849,499.28x = 697,687,159.32 × 435,405,004.56
  4. Step 4: Simplify right side
    505,849,499.28x = 303,776,480,785,178,048
  5. Step 5: Solve for x
    x = 303,776,480,785,178,048/505,849,499.28
  6. Step 6: Final answer
    x = 600,527,392.47

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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.