Home / 86,697,065.04-119,617,737.48-68,305,246.80

Finding the Fourth Proportional to 86,697,065.04, 119,617,737.48 and 68,305,246.80

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Solution

The fourth proportional to 86,697,065.04, 119,617,737.48 and 68,305,246.80 is: 94,242,164.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,697,065.04 : 119,617,737.48 = 68,305,246.80 : x
  2. Step 2: Convert to fraction form
    86,697,065.04/119,617,737.48 = 68,305,246.80/x
  3. Step 3: Cross multiply
    86,697,065.04x = 119,617,737.48 × 68,305,246.80
  4. Step 4: Simplify right side
    86,697,065.04x = 8,170,519,080,229,010
  5. Step 5: Solve for x
    x = 8,170,519,080,229,010/86,697,065.04
  6. Step 6: Final answer
    x = 94,242,164.67

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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.