Home / 28,745,543,329.57-39,670,997,082.24-16,541,989,244.83

Finding the Fourth Proportional to 28,745,543,329.57, 39,670,997,082.24 and 16,541,989,244.83

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Solution

The fourth proportional to 28,745,543,329.57, 39,670,997,082.24 and 16,541,989,244.83 is: 22,829,180,841.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,745,543,329.57 : 39,670,997,082.24 = 16,541,989,244.83 : x
  2. Step 2: Convert to fraction form
    28,745,543,329.57/39,670,997,082.24 = 16,541,989,244.83/x
  3. Step 3: Cross multiply
    28,745,543,329.57x = 39,670,997,082.24 × 16,541,989,244.83
  4. Step 4: Simplify right side
    28,745,543,329.57x = 656,237,207,066,096,304,128
  5. Step 5: Solve for x
    x = 656,237,207,066,096,304,128/28,745,543,329.57
  6. Step 6: Final answer
    x = 22,829,180,841.78

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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.