Home / 19,149,333,845.40-28,724,000,768.10-18,719,352,149.40

Finding the Fourth Proportional to 19,149,333,845.40, 28,724,000,768.10 and 18,719,352,149.40

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Solution

The fourth proportional to 19,149,333,845.40, 28,724,000,768.10 and 18,719,352,149.40 is: 28,079,028,224.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,149,333,845.40 : 28,724,000,768.10 = 18,719,352,149.40 : x
  2. Step 2: Convert to fraction form
    19,149,333,845.40/28,724,000,768.10 = 18,719,352,149.40/x
  3. Step 3: Cross multiply
    19,149,333,845.40x = 28,724,000,768.10 × 18,719,352,149.40
  4. Step 4: Simplify right side
    19,149,333,845.40x = 537,694,685,517,700,005,888
  5. Step 5: Solve for x
    x = 537,694,685,517,700,005,888/19,149,333,845.40
  6. Step 6: Final answer
    x = 28,079,028,224.10

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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.