Home / 202,607,848.98-303,837,326.30-69,622,991.78

Finding the Fourth Proportional to 202,607,848.98, 303,837,326.30 and 69,622,991.78

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Solution

The fourth proportional to 202,607,848.98, 303,837,326.30 and 69,622,991.78 is: 104,408,905.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,607,848.98 : 303,837,326.30 = 69,622,991.78 : x
  2. Step 2: Convert to fraction form
    202,607,848.98/303,837,326.30 = 69,622,991.78/x
  3. Step 3: Cross multiply
    202,607,848.98x = 303,837,326.30 × 69,622,991.78
  4. Step 4: Simplify right side
    202,607,848.98x = 21,154,063,671,442,080
  5. Step 5: Solve for x
    x = 21,154,063,671,442,080/202,607,848.98
  6. Step 6: Final answer
    x = 104,408,905.07

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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.