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Finding the Fourth Proportional to 99,391,312.26, 136,855,813.86 and 99,104,334.12

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Solution

The fourth proportional to 99,391,312.26, 136,855,813.86 and 99,104,334.12 is: 136,460,662.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,391,312.26 : 136,855,813.86 = 99,104,334.12 : x
  2. Step 2: Convert to fraction form
    99,391,312.26/136,855,813.86 = 99,104,334.12/x
  3. Step 3: Cross multiply
    99,391,312.26x = 136,855,813.86 × 99,104,334.12
  4. Step 4: Simplify right side
    99,391,312.26x = 13,563,004,303,045,968
  5. Step 5: Solve for x
    x = 13,563,004,303,045,968/99,391,312.26
  6. Step 6: Final answer
    x = 136,460,662.35

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.