Home / 142,161,269.81-213,241,907.14-34,455,893.81

Finding the Fourth Proportional to 142,161,269.81, 213,241,907.14 and 34,455,893.81

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Solution

The fourth proportional to 142,161,269.81, 213,241,907.14 and 34,455,893.81 is: 51,683,841.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,161,269.81 : 213,241,907.14 = 34,455,893.81 : x
  2. Step 2: Convert to fraction form
    142,161,269.81/213,241,907.14 = 34,455,893.81/x
  3. Step 3: Cross multiply
    142,161,269.81x = 213,241,907.14 × 34,455,893.81
  4. Step 4: Simplify right side
    142,161,269.81x = 7,347,440,507,105,371
  5. Step 5: Solve for x
    x = 7,347,440,507,105,371/142,161,269.81
  6. Step 6: Final answer
    x = 51,683,841.30

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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.