Home / 99,106,628.31-136,763,343-55,056,399.93

Finding the Fourth Proportional to 99,106,628.31, 136,763,343 and 55,056,399.93

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Solution

The fourth proportional to 99,106,628.31, 136,763,343 and 55,056,399.93 is: 75,975,718.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,106,628.31 : 136,763,343 = 55,056,399.93 : x
  2. Step 2: Convert to fraction form
    99,106,628.31/136,763,343 = 55,056,399.93/x
  3. Step 3: Cross multiply
    99,106,628.31x = 136,763,343 × 55,056,399.93
  4. Step 4: Simplify right side
    99,106,628.31x = 7,529,697,307,971,766
  5. Step 5: Solve for x
    x = 7,529,697,307,971,766/99,106,628.31
  6. Step 6: Final answer
    x = 75,975,718.64

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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.