Home / 66,431,295.30-99,567,226.80-34,066,538.40

Finding the Fourth Proportional to 66,431,295.30, 99,567,226.80 and 34,066,538.40

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Solution

The fourth proportional to 66,431,295.30, 99,567,226.80 and 34,066,538.40 is: 51,058,928.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,431,295.30 : 99,567,226.80 = 34,066,538.40 : x
  2. Step 2: Convert to fraction form
    66,431,295.30/99,567,226.80 = 34,066,538.40/x
  3. Step 3: Cross multiply
    66,431,295.30x = 99,567,226.80 × 34,066,538.40
  4. Step 4: Simplify right side
    66,431,295.30x = 3,391,910,755,163,709
  5. Step 5: Solve for x
    x = 3,391,910,755,163,709/66,431,295.30
  6. Step 6: Final answer
    x = 51,058,928.47

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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.