Home / 70,115,405.80-105,178,537.59-23,429,052.97

Finding the Fourth Proportional to 70,115,405.80, 105,178,537.59 and 23,429,052.97

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Solution

The fourth proportional to 70,115,405.80, 105,178,537.59 and 23,429,052.97 is: 35,145,393.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,115,405.80 : 105,178,537.59 = 23,429,052.97 : x
  2. Step 2: Convert to fraction form
    70,115,405.80/105,178,537.59 = 23,429,052.97/x
  3. Step 3: Cross multiply
    70,115,405.80x = 105,178,537.59 × 23,429,052.97
  4. Step 4: Simplify right side
    70,115,405.80x = 2,464,233,528,503,246
  5. Step 5: Solve for x
    x = 2,464,233,528,503,246/70,115,405.80
  6. Step 6: Final answer
    x = 35,145,393.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.