Home / 172,956,858.06-238,685,817.88-94,643,712.30

Finding the Fourth Proportional to 172,956,858.06, 238,685,817.88 and 94,643,712.30

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Solution

The fourth proportional to 172,956,858.06, 238,685,817.88 and 94,643,712.30 is: 130,611,252.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,956,858.06 : 238,685,817.88 = 94,643,712.30 : x
  2. Step 2: Convert to fraction form
    172,956,858.06/238,685,817.88 = 94,643,712.30/x
  3. Step 3: Cross multiply
    172,956,858.06x = 238,685,817.88 × 94,643,712.30
  4. Step 4: Simplify right side
    172,956,858.06x = 22,590,111,877,524,916
  5. Step 5: Solve for x
    x = 22,590,111,877,524,916/172,956,858.06
  6. Step 6: Final answer
    x = 130,611,252.60

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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.