Home / 115,675,991.81-173,507,876.65-37,942,656.49

Finding the Fourth Proportional to 115,675,991.81, 173,507,876.65 and 37,942,656.49

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Solution

The fourth proportional to 115,675,991.81, 173,507,876.65 and 37,942,656.49 is: 56,911,980.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,675,991.81 : 173,507,876.65 = 37,942,656.49 : x
  2. Step 2: Convert to fraction form
    115,675,991.81/173,507,876.65 = 37,942,656.49/x
  3. Step 3: Cross multiply
    115,675,991.81x = 173,507,876.65 × 37,942,656.49
  4. Step 4: Simplify right side
    115,675,991.81x = 6,583,349,762,040,243
  5. Step 5: Solve for x
    x = 6,583,349,762,040,243/115,675,991.81
  6. Step 6: Final answer
    x = 56,911,980.26

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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.