Home / 89,050,609.80-133,575,914.70-68,870,334.60

Finding the Fourth Proportional to 89,050,609.80, 133,575,914.70 and 68,870,334.60

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Solution

The fourth proportional to 89,050,609.80, 133,575,914.70 and 68,870,334.60 is: 103,305,501.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,050,609.80 : 133,575,914.70 = 68,870,334.60 : x
  2. Step 2: Convert to fraction form
    89,050,609.80/133,575,914.70 = 68,870,334.60/x
  3. Step 3: Cross multiply
    89,050,609.80x = 133,575,914.70 × 68,870,334.60
  4. Step 4: Simplify right side
    89,050,609.80x = 9,199,417,939,890,058
  5. Step 5: Solve for x
    x = 9,199,417,939,890,058/89,050,609.80
  6. Step 6: Final answer
    x = 103,305,501.90

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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.