Home / 134,161,439.81-185,141,673.18-75,424,366.15

Finding the Fourth Proportional to 134,161,439.81, 185,141,673.18 and 75,424,366.15

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Solution

The fourth proportional to 134,161,439.81, 185,141,673.18 and 75,424,366.15 is: 104,084,999.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,161,439.81 : 185,141,673.18 = 75,424,366.15 : x
  2. Step 2: Convert to fraction form
    134,161,439.81/185,141,673.18 = 75,424,366.15/x
  3. Step 3: Cross multiply
    134,161,439.81x = 185,141,673.18 × 75,424,366.15
  4. Step 4: Simplify right side
    134,161,439.81x = 13,964,193,347,089,100
  5. Step 5: Solve for x
    x = 13,964,193,347,089,100/134,161,439.81
  6. Step 6: Final answer
    x = 104,084,999.14

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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.