Home / 134,918,653.64-186,187,804.32-73,038,992.20

Finding the Fourth Proportional to 134,918,653.64, 186,187,804.32 and 73,038,992.20

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Solution

The fourth proportional to 134,918,653.64, 186,187,804.32 and 73,038,992.20 is: 100,793,842.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,918,653.64 : 186,187,804.32 = 73,038,992.20 : x
  2. Step 2: Convert to fraction form
    134,918,653.64/186,187,804.32 = 73,038,992.20/x
  3. Step 3: Cross multiply
    134,918,653.64x = 186,187,804.32 × 73,038,992.20
  4. Step 4: Simplify right side
    134,918,653.64x = 13,598,969,587,655,180
  5. Step 5: Solve for x
    x = 13,598,969,587,655,180/134,918,653.64
  6. Step 6: Final answer
    x = 100,793,842.96

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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.