Home / 76,665,932.36-105,808,264.26-43,634,213

Finding the Fourth Proportional to 76,665,932.36, 105,808,264.26 and 43,634,213

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Solution

The fourth proportional to 76,665,932.36, 105,808,264.26 and 43,634,213 is: 60,220,494.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,665,932.36 : 105,808,264.26 = 43,634,213 : x
  2. Step 2: Convert to fraction form
    76,665,932.36/105,808,264.26 = 43,634,213/x
  3. Step 3: Cross multiply
    76,665,932.36x = 105,808,264.26 × 43,634,213
  4. Step 4: Simplify right side
    76,665,932.36x = 4,616,860,339,881,128
  5. Step 5: Solve for x
    x = 4,616,860,339,881,128/76,665,932.36
  6. Step 6: Final answer
    x = 60,220,494.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.