Home / 70,669,389.70-97,523,171.13-39,729,696.58

Finding the Fourth Proportional to 70,669,389.70, 97,523,171.13 and 39,729,696.58

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Solution

The fourth proportional to 70,669,389.70, 97,523,171.13 and 39,729,696.58 is: 54,826,651.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,669,389.70 : 97,523,171.13 = 39,729,696.58 : x
  2. Step 2: Convert to fraction form
    70,669,389.70/97,523,171.13 = 39,729,696.58/x
  3. Step 3: Cross multiply
    70,669,389.70x = 97,523,171.13 × 39,729,696.58
  4. Step 4: Simplify right side
    70,669,389.70x = 3,874,565,998,514,315.50
  5. Step 5: Solve for x
    x = 3,874,565,998,514,315.50/70,669,389.70
  6. Step 6: Final answer
    x = 54,826,651.47

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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.