Home / 81,624,779.04-112,650,151.38-60,962,352.96

Finding the Fourth Proportional to 81,624,779.04, 112,650,151.38 and 60,962,352.96

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Solution

The fourth proportional to 81,624,779.04, 112,650,151.38 and 60,962,352.96 is: 84,133,989.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,624,779.04 : 112,650,151.38 = 60,962,352.96 : x
  2. Step 2: Convert to fraction form
    81,624,779.04/112,650,151.38 = 60,962,352.96/x
  3. Step 3: Cross multiply
    81,624,779.04x = 112,650,151.38 × 60,962,352.96
  4. Step 4: Simplify right side
    81,624,779.04x = 6,867,418,289,424,991
  5. Step 5: Solve for x
    x = 6,867,418,289,424,991/81,624,779.04
  6. Step 6: Final answer
    x = 84,133,989.34

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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.