Home / 66,431,302.30-99,567,237.30-34,066,545.40

Finding the Fourth Proportional to 66,431,302.30, 99,567,237.30 and 34,066,545.40

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Solution

The fourth proportional to 66,431,302.30, 99,567,237.30 and 34,066,545.40 is: 51,058,938.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,431,302.30 : 99,567,237.30 = 34,066,545.40 : x
  2. Step 2: Convert to fraction form
    66,431,302.30/99,567,237.30 = 34,066,545.40/x
  3. Step 3: Cross multiply
    66,431,302.30x = 99,567,237.30 × 34,066,545.40
  4. Step 4: Simplify right side
    66,431,302.30x = 3,391,911,809,833,023
  5. Step 5: Solve for x
    x = 3,391,911,809,833,023/66,431,302.30
  6. Step 6: Final answer
    x = 51,058,938.97

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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.