Home / 21,558,528,098.70-32,337,792,148.05-12,270,923,465.10

Finding the Fourth Proportional to 21,558,528,098.70, 32,337,792,148.05 and 12,270,923,465.10

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Solution

The fourth proportional to 21,558,528,098.70, 32,337,792,148.05 and 12,270,923,465.10 is: 18,406,385,197.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,558,528,098.70 : 32,337,792,148.05 = 12,270,923,465.10 : x
  2. Step 2: Convert to fraction form
    21,558,528,098.70/32,337,792,148.05 = 12,270,923,465.10/x
  3. Step 3: Cross multiply
    21,558,528,098.70x = 32,337,792,148.05 × 12,270,923,465.10
  4. Step 4: Simplify right side
    21,558,528,098.70x = 396,814,572,479,033,311,232
  5. Step 5: Solve for x
    x = 396,814,572,479,033,311,232/21,558,528,098.70
  6. Step 6: Final answer
    x = 18,406,385,197.65

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Double scale
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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.