Home / 336,871,124.31-505,354,888.64-103,721,563.38

Finding the Fourth Proportional to 336,871,124.31, 505,354,888.64 and 103,721,563.38

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Solution

The fourth proportional to 336,871,124.31, 505,354,888.64 and 103,721,563.38 is: 155,597,186.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,871,124.31 : 505,354,888.64 = 103,721,563.38 : x
  2. Step 2: Convert to fraction form
    336,871,124.31/505,354,888.64 = 103,721,563.38/x
  3. Step 3: Cross multiply
    336,871,124.31x = 505,354,888.64 × 103,721,563.38
  4. Step 4: Simplify right side
    336,871,124.31x = 52,416,199,110,947,992
  5. Step 5: Solve for x
    x = 52,416,199,110,947,992/336,871,124.31
  6. Step 6: Final answer
    x = 155,597,186.37

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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.