Home / 89,885,585,646.62-124,042,257,727.92-49,239,610,982.30

Finding the Fourth Proportional to 89,885,585,646.62, 124,042,257,727.92 and 49,239,610,982.30

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Solution

The fourth proportional to 89,885,585,646.62, 124,042,257,727.92 and 49,239,610,982.30 is: 67,950,745,071.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,885,585,646.62 : 124,042,257,727.92 = 49,239,610,982.30 : x
  2. Step 2: Convert to fraction form
    89,885,585,646.62/124,042,257,727.92 = 49,239,610,982.30/x
  3. Step 3: Cross multiply
    89,885,585,646.62x = 124,042,257,727.92 × 49,239,610,982.30
  4. Step 4: Simplify right side
    89,885,585,646.62x = 6,107,792,515,888,977,018,880
  5. Step 5: Solve for x
    x = 6,107,792,515,888,977,018,880/89,885,585,646.62
  6. Step 6: Final answer
    x = 67,950,745,071.64

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1.5x scale

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.