Home / 105,487,893.60-158,231,840.40-64,673,224.80

Finding the Fourth Proportional to 105,487,893.60, 158,231,840.40 and 64,673,224.80

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Solution

The fourth proportional to 105,487,893.60, 158,231,840.40 and 64,673,224.80 is: 97,009,837.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,487,893.60 : 158,231,840.40 = 64,673,224.80 : x
  2. Step 2: Convert to fraction form
    105,487,893.60/158,231,840.40 = 64,673,224.80/x
  3. Step 3: Cross multiply
    105,487,893.60x = 158,231,840.40 × 64,673,224.80
  4. Step 4: Simplify right side
    105,487,893.60x = 10,233,363,384,706,922
  5. Step 5: Solve for x
    x = 10,233,363,384,706,922/105,487,893.60
  6. Step 6: Final answer
    x = 97,009,837.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.