Home / 76,152,506.45-114,293,985.76-75,579,297.49

Finding the Fourth Proportional to 76,152,506.45, 114,293,985.76 and 75,579,297.49

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Solution

The fourth proportional to 76,152,506.45, 114,293,985.76 and 75,579,297.49 is: 113,433,681.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,152,506.45 : 114,293,985.76 = 75,579,297.49 : x
  2. Step 2: Convert to fraction form
    76,152,506.45/114,293,985.76 = 75,579,297.49/x
  3. Step 3: Cross multiply
    76,152,506.45x = 114,293,985.76 × 75,579,297.49
  4. Step 4: Simplify right side
    76,152,506.45x = 8,638,259,151,072,864
  5. Step 5: Solve for x
    x = 8,638,259,151,072,864/76,152,506.45
  6. Step 6: Final answer
    x = 113,433,681.36

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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.