Home / 1,592,731,010.81-2,389,104,072.64-487,334,104.48

Finding the Fourth Proportional to 1,592,731,010.81, 2,389,104,072.64 and 487,334,104.48

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Solution

The fourth proportional to 1,592,731,010.81, 2,389,104,072.64 and 487,334,104.48 is: 731,003,468.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592,731,010.81 : 2,389,104,072.64 = 487,334,104.48 : x
  2. Step 2: Convert to fraction form
    1,592,731,010.81/2,389,104,072.64 = 487,334,104.48/x
  3. Step 3: Cross multiply
    1,592,731,010.81x = 2,389,104,072.64 × 487,334,104.48
  4. Step 4: Simplify right side
    1,592,731,010.81x = 1,164,291,893,739,704,576
  5. Step 5: Solve for x
    x = 1,164,291,893,739,704,576/1,592,731,010.81
  6. Step 6: Final answer
    x = 731,003,468.78

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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.