Home / 93,286,396.12-128,739,120.22-51,473,173.87

Finding the Fourth Proportional to 93,286,396.12, 128,739,120.22 and 51,473,173.87

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Solution

The fourth proportional to 93,286,396.12, 128,739,120.22 and 51,473,173.87 is: 71,035,128.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,286,396.12 : 128,739,120.22 = 51,473,173.87 : x
  2. Step 2: Convert to fraction form
    93,286,396.12/128,739,120.22 = 51,473,173.87/x
  3. Step 3: Cross multiply
    93,286,396.12x = 128,739,120.22 × 51,473,173.87
  4. Step 4: Simplify right side
    93,286,396.12x = 6,626,611,119,107,502
  5. Step 5: Solve for x
    x = 6,626,611,119,107,502/93,286,396.12
  6. Step 6: Final answer
    x = 71,035,128.33

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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.