Home / 426,384,004.60-639,576,006.90-184,046,908.60

Finding the Fourth Proportional to 426,384,004.60, 639,576,006.90 and 184,046,908.60

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Solution

The fourth proportional to 426,384,004.60, 639,576,006.90 and 184,046,908.60 is: 276,070,362.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,384,004.60 : 639,576,006.90 = 184,046,908.60 : x
  2. Step 2: Convert to fraction form
    426,384,004.60/639,576,006.90 = 184,046,908.60/x
  3. Step 3: Cross multiply
    426,384,004.60x = 639,576,006.90 × 184,046,908.60
  4. Step 4: Simplify right side
    426,384,004.60x = 117,711,986,884,677,264
  5. Step 5: Solve for x
    x = 117,711,986,884,677,264/426,384,004.60
  6. Step 6: Final answer
    x = 276,070,362.90

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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.