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Finding the Fourth Proportional to 15,639,144,059.20, 23,458,716,088.80 and 15,639,144,059.20

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Solution

The fourth proportional to 15,639,144,059.20, 23,458,716,088.80 and 15,639,144,059.20 is: 23,458,716,088.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,639,144,059.20 : 23,458,716,088.80 = 15,639,144,059.20 : x
  2. Step 2: Convert to fraction form
    15,639,144,059.20/23,458,716,088.80 = 15,639,144,059.20/x
  3. Step 3: Cross multiply
    15,639,144,059.20x = 23,458,716,088.80 × 15,639,144,059.20
  4. Step 4: Simplify right side
    15,639,144,059.20x = 366,874,240,356,615,979,008
  5. Step 5: Solve for x
    x = 366,874,240,356,615,979,008/15,639,144,059.20
  6. Step 6: Final answer
    x = 23,458,716,088.80

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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.