Home / 181,621,938.50-250,638,209.22-99,115,723.25

Finding the Fourth Proportional to 181,621,938.50, 250,638,209.22 and 99,115,723.25

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Solution

The fourth proportional to 181,621,938.50, 250,638,209.22 and 99,115,723.25 is: 136,779,662.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,621,938.50 : 250,638,209.22 = 99,115,723.25 : x
  2. Step 2: Convert to fraction form
    181,621,938.50/250,638,209.22 = 99,115,723.25/x
  3. Step 3: Cross multiply
    181,621,938.50x = 250,638,209.22 × 99,115,723.25
  4. Step 4: Simplify right side
    181,621,938.50x = 24,842,187,380,925,120
  5. Step 5: Solve for x
    x = 24,842,187,380,925,120/181,621,938.50
  6. Step 6: Final answer
    x = 136,779,662.12

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Why These Related Problems?

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