Home / 123,039,878.40-184,559,817.60-32,172,652.80

Finding the Fourth Proportional to 123,039,878.40, 184,559,817.60 and 32,172,652.80

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Solution

The fourth proportional to 123,039,878.40, 184,559,817.60 and 32,172,652.80 is: 48,258,979.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,039,878.40 : 184,559,817.60 = 32,172,652.80 : x
  2. Step 2: Convert to fraction form
    123,039,878.40/184,559,817.60 = 32,172,652.80/x
  3. Step 3: Cross multiply
    123,039,878.40x = 184,559,817.60 × 32,172,652.80
  4. Step 4: Simplify right side
    123,039,878.40x = 5,937,778,932,476,129
  5. Step 5: Solve for x
    x = 5,937,778,932,476,129/123,039,878.40
  6. Step 6: Final answer
    x = 48,258,979.20

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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.