Home / 119,164,440.51-164,460,705.57-69,617,199.78

Finding the Fourth Proportional to 119,164,440.51, 164,460,705.57 and 69,617,199.78

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Solution

The fourth proportional to 119,164,440.51, 164,460,705.57 and 69,617,199.78 is: 96,079,784.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,164,440.51 : 164,460,705.57 = 69,617,199.78 : x
  2. Step 2: Convert to fraction form
    119,164,440.51/164,460,705.57 = 69,617,199.78/x
  3. Step 3: Cross multiply
    119,164,440.51x = 164,460,705.57 × 69,617,199.78
  4. Step 4: Simplify right side
    119,164,440.51x = 11,449,293,795,626,448
  5. Step 5: Solve for x
    x = 11,449,293,795,626,448/119,164,440.51
  6. Step 6: Final answer
    x = 96,079,784.76

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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.