Home / 172,969,637.74-238,698,077.80-94,653,170.60

Finding the Fourth Proportional to 172,969,637.74, 238,698,077.80 and 94,653,170.60

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Solution

The fourth proportional to 172,969,637.74, 238,698,077.80 and 94,653,170.60 is: 130,621,363.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,969,637.74 : 238,698,077.80 = 94,653,170.60 : x
  2. Step 2: Convert to fraction form
    172,969,637.74/238,698,077.80 = 94,653,170.60/x
  3. Step 3: Cross multiply
    172,969,637.74x = 238,698,077.80 × 94,653,170.60
  4. Step 4: Simplify right side
    172,969,637.74x = 22,593,529,879,895,472
  5. Step 5: Solve for x
    x = 22,593,529,879,895,472/172,969,637.74
  6. Step 6: Final answer
    x = 130,621,363.24

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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.