Home / 196,776,061.79-294,591,280.94-103,181,090.72

Finding the Fourth Proportional to 196,776,061.79, 294,591,280.94 and 103,181,090.72

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Solution

The fourth proportional to 196,776,061.79, 294,591,280.94 and 103,181,090.72 is: 154,471,277.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,776,061.79 : 294,591,280.94 = 103,181,090.72 : x
  2. Step 2: Convert to fraction form
    196,776,061.79/294,591,280.94 = 103,181,090.72/x
  3. Step 3: Cross multiply
    196,776,061.79x = 294,591,280.94 × 103,181,090.72
  4. Step 4: Simplify right side
    196,776,061.79x = 30,396,249,683,475,240
  5. Step 5: Solve for x
    x = 30,396,249,683,475,240/196,776,061.79
  6. Step 6: Final answer
    x = 154,471,277.69

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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.