Home / 142,161,270.81-213,241,908.64-34,455,894.81

Finding the Fourth Proportional to 142,161,270.81, 213,241,908.64 and 34,455,894.81

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Solution

The fourth proportional to 142,161,270.81, 213,241,908.64 and 34,455,894.81 is: 51,683,842.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,161,270.81 : 213,241,908.64 = 34,455,894.81 : x
  2. Step 2: Convert to fraction form
    142,161,270.81/213,241,908.64 = 34,455,894.81/x
  3. Step 3: Cross multiply
    142,161,270.81x = 213,241,908.64 × 34,455,894.81
  4. Step 4: Simplify right side
    142,161,270.81x = 7,347,440,773,183,470
  5. Step 5: Solve for x
    x = 7,347,440,773,183,470/142,161,270.81
  6. Step 6: Final answer
    x = 51,683,842.80

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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.