Home / 53,488,005.40-80,232,008.10-49,874,206.60

Finding the Fourth Proportional to 53,488,005.40, 80,232,008.10 and 49,874,206.60

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Solution

The fourth proportional to 53,488,005.40, 80,232,008.10 and 49,874,206.60 is: 74,811,309.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,488,005.40 : 80,232,008.10 = 49,874,206.60 : x
  2. Step 2: Convert to fraction form
    53,488,005.40/80,232,008.10 = 49,874,206.60/x
  3. Step 3: Cross multiply
    53,488,005.40x = 80,232,008.10 × 49,874,206.60
  4. Step 4: Simplify right side
    53,488,005.40x = 4,001,507,747,912,273.50
  5. Step 5: Solve for x
    x = 4,001,507,747,912,273.50/53,488,005.40
  6. Step 6: Final answer
    x = 74,811,309.90

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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.