Home / 142,161,214.36-213,241,823.88-34,455,838.36

Finding the Fourth Proportional to 142,161,214.36, 213,241,823.88 and 34,455,838.36

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Solution

The fourth proportional to 142,161,214.36, 213,241,823.88 and 34,455,838.36 is: 51,683,758.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,161,214.36 : 213,241,823.88 = 34,455,838.36 : x
  2. Step 2: Convert to fraction form
    142,161,214.36/213,241,823.88 = 34,455,838.36/x
  3. Step 3: Cross multiply
    142,161,214.36x = 213,241,823.88 × 34,455,838.36
  4. Step 4: Simplify right side
    142,161,214.36x = 7,347,425,815,200,868
  5. Step 5: Solve for x
    x = 7,347,425,815,200,868/142,161,214.36
  6. Step 6: Final answer
    x = 51,683,758.11

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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.