Home / 108,637,860.80-149,918,168.88-59,745,288.80

Finding the Fourth Proportional to 108,637,860.80, 149,918,168.88 and 59,745,288.80

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Solution

The fourth proportional to 108,637,860.80, 149,918,168.88 and 59,745,288.80 is: 82,447,355.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,637,860.80 : 149,918,168.88 = 59,745,288.80 : x
  2. Step 2: Convert to fraction form
    108,637,860.80/149,918,168.88 = 59,745,288.80/x
  3. Step 3: Cross multiply
    108,637,860.80x = 149,918,168.88 × 59,745,288.80
  4. Step 4: Simplify right side
    108,637,860.80x = 8,956,904,296,102,772
  5. Step 5: Solve for x
    x = 8,956,904,296,102,772/108,637,860.80
  6. Step 6: Final answer
    x = 82,447,355.19

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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.