Home / 181,621,936.50-250,638,206.46-99,115,721.25

Finding the Fourth Proportional to 181,621,936.50, 250,638,206.46 and 99,115,721.25

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Solution

The fourth proportional to 181,621,936.50, 250,638,206.46 and 99,115,721.25 is: 136,779,659.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,621,936.50 : 250,638,206.46 = 99,115,721.25 : x
  2. Step 2: Convert to fraction form
    181,621,936.50/250,638,206.46 = 99,115,721.25/x
  3. Step 3: Cross multiply
    181,621,936.50x = 250,638,206.46 × 99,115,721.25
  4. Step 4: Simplify right side
    181,621,936.50x = 24,842,186,606,089,312
  5. Step 5: Solve for x
    x = 24,842,186,606,089,312/181,621,936.50
  6. Step 6: Final answer
    x = 136,779,659.36

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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.