Home / 66,499,623.40-99,699,668.70-36,241,652.20

Finding the Fourth Proportional to 66,499,623.40, 99,699,668.70 and 36,241,652.20

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Solution

The fourth proportional to 66,499,623.40, 99,699,668.70 and 36,241,652.20 is: 54,335,356.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,499,623.40 : 99,699,668.70 = 36,241,652.20 : x
  2. Step 2: Convert to fraction form
    66,499,623.40/99,699,668.70 = 36,241,652.20/x
  3. Step 3: Cross multiply
    66,499,623.40x = 99,699,668.70 × 36,241,652.20
  4. Step 4: Simplify right side
    66,499,623.40x = 3,613,280,717,480,626.50
  5. Step 5: Solve for x
    x = 3,613,280,717,480,626.50/66,499,623.40
  6. Step 6: Final answer
    x = 54,335,356.09

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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.