Home / 43,136,638,101.60-64,704,957,152.40-38,320,843,106.40

Finding the Fourth Proportional to 43,136,638,101.60, 64,704,957,152.40 and 38,320,843,106.40

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Solution

The fourth proportional to 43,136,638,101.60, 64,704,957,152.40 and 38,320,843,106.40 is: 57,481,264,659.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,136,638,101.60 : 64,704,957,152.40 = 38,320,843,106.40 : x
  2. Step 2: Convert to fraction form
    43,136,638,101.60/64,704,957,152.40 = 38,320,843,106.40/x
  3. Step 3: Cross multiply
    43,136,638,101.60x = 64,704,957,152.40 × 38,320,843,106.40
  4. Step 4: Simplify right side
    43,136,638,101.60x = 2,479,548,511,243,455,168,512
  5. Step 5: Solve for x
    x = 2,479,548,511,243,455,168,512/43,136,638,101.60
  6. Step 6: Final answer
    x = 57,481,264,659.60

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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.