Home / 85,843,920,148.68-128,765,849,915.91-22,957,584,236.55

Finding the Fourth Proportional to 85,843,920,148.68, 128,765,849,915.91 and 22,957,584,236.55

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Solution

The fourth proportional to 85,843,920,148.68, 128,765,849,915.91 and 22,957,584,236.55 is: 34,436,368,249.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,843,920,148.68 : 128,765,849,915.91 = 22,957,584,236.55 : x
  2. Step 2: Convert to fraction form
    85,843,920,148.68/128,765,849,915.91 = 22,957,584,236.55/x
  3. Step 3: Cross multiply
    85,843,920,148.68x = 128,765,849,915.91 × 22,957,584,236.55
  4. Step 4: Simplify right side
    85,843,920,148.68x = 2,956,152,846,235,458,338,816
  5. Step 5: Solve for x
    x = 2,956,152,846,235,458,338,816/85,843,920,148.68
  6. Step 6: Final answer
    x = 34,436,368,249.67

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1.5x scale

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.