Home / 106,831,318.84-147,380,412.18-62,758,435.54

Finding the Fourth Proportional to 106,831,318.84, 147,380,412.18 and 62,758,435.54

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Solution

The fourth proportional to 106,831,318.84, 147,380,412.18 and 62,758,435.54 is: 86,579,143.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,831,318.84 : 147,380,412.18 = 62,758,435.54 : x
  2. Step 2: Convert to fraction form
    106,831,318.84/147,380,412.18 = 62,758,435.54/x
  3. Step 3: Cross multiply
    106,831,318.84x = 147,380,412.18 × 62,758,435.54
  4. Step 4: Simplify right side
    106,831,318.84x = 9,249,364,097,657,162
  5. Step 5: Solve for x
    x = 9,249,364,097,657,162/106,831,318.84
  6. Step 6: Final answer
    x = 86,579,143.63

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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.