Home / 142,160,887.80-213,241,340.34-34,455,511.80

Finding the Fourth Proportional to 142,160,887.80, 213,241,340.34 and 34,455,511.80

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Solution

The fourth proportional to 142,160,887.80, 213,241,340.34 and 34,455,511.80 is: 51,683,269.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,160,887.80 : 213,241,340.34 = 34,455,511.80 : x
  2. Step 2: Convert to fraction form
    142,160,887.80/213,241,340.34 = 34,455,511.80/x
  3. Step 3: Cross multiply
    142,160,887.80x = 213,241,340.34 × 34,455,511.80
  4. Step 4: Simplify right side
    142,160,887.80x = 7,347,339,518,332,685
  5. Step 5: Solve for x
    x = 7,347,339,518,332,685/142,160,887.80
  6. Step 6: Final answer
    x = 51,683,269.79

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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.