Home / 106,091,949.51-146,327,971.32-93,680,145

Finding the Fourth Proportional to 106,091,949.51, 146,327,971.32 and 93,680,145

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Solution

The fourth proportional to 106,091,949.51, 146,327,971.32 and 93,680,145 is: 129,208,913.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,091,949.51 : 146,327,971.32 = 93,680,145 : x
  2. Step 2: Convert to fraction form
    106,091,949.51/146,327,971.32 = 93,680,145/x
  3. Step 3: Cross multiply
    106,091,949.51x = 146,327,971.32 × 93,680,145
  4. Step 4: Simplify right side
    106,091,949.51x = 13,708,025,570,813,440
  5. Step 5: Solve for x
    x = 13,708,025,570,813,440/106,091,949.51
  6. Step 6: Final answer
    x = 129,208,913.91

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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.