Home / 74,745,059.80-112,117,589.70-73,233,405.40

Finding the Fourth Proportional to 74,745,059.80, 112,117,589.70 and 73,233,405.40

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Solution

The fourth proportional to 74,745,059.80, 112,117,589.70 and 73,233,405.40 is: 109,850,108.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,745,059.80 : 112,117,589.70 = 73,233,405.40 : x
  2. Step 2: Convert to fraction form
    74,745,059.80/112,117,589.70 = 73,233,405.40/x
  3. Step 3: Cross multiply
    74,745,059.80x = 112,117,589.70 × 73,233,405.40
  4. Step 4: Simplify right side
    74,745,059.80x = 8,210,752,898,970,965
  5. Step 5: Solve for x
    x = 8,210,752,898,970,965/74,745,059.80
  6. Step 6: Final answer
    x = 109,850,108.10

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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.