Home / 110,032,407.60-165,048,611.40-66,985,686.60

Finding the Fourth Proportional to 110,032,407.60, 165,048,611.40 and 66,985,686.60

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Solution

The fourth proportional to 110,032,407.60, 165,048,611.40 and 66,985,686.60 is: 100,478,529.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,032,407.60 : 165,048,611.40 = 66,985,686.60 : x
  2. Step 2: Convert to fraction form
    110,032,407.60/165,048,611.40 = 66,985,686.60/x
  3. Step 3: Cross multiply
    110,032,407.60x = 165,048,611.40 × 66,985,686.60
  4. Step 4: Simplify right side
    110,032,407.60x = 11,055,894,557,005,588
  5. Step 5: Solve for x
    x = 11,055,894,557,005,588/110,032,407.60
  6. Step 6: Final answer
    x = 100,478,529.90

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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.