Home / 142,627,812.70-213,941,719.05-34,922,436.70

Finding the Fourth Proportional to 142,627,812.70, 213,941,719.05 and 34,922,436.70

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Solution

The fourth proportional to 142,627,812.70, 213,941,719.05 and 34,922,436.70 is: 52,383,655.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,627,812.70 : 213,941,719.05 = 34,922,436.70 : x
  2. Step 2: Convert to fraction form
    142,627,812.70/213,941,719.05 = 34,922,436.70/x
  3. Step 3: Cross multiply
    142,627,812.70x = 213,941,719.05 × 34,922,436.70
  4. Step 4: Simplify right side
    142,627,812.70x = 7,471,366,141,012,810
  5. Step 5: Solve for x
    x = 7,471,366,141,012,810/142,627,812.70
  6. Step 6: Final answer
    x = 52,383,655.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.