Home / 1,587,724,694.88-2,191,061,880.36-882,861,542.16

Finding the Fourth Proportional to 1,587,724,694.88, 2,191,061,880.36 and 882,861,542.16

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Solution

The fourth proportional to 1,587,724,694.88, 2,191,061,880.36 and 882,861,542.16 is: 1,218,349,929.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,724,694.88 : 2,191,061,880.36 = 882,861,542.16 : x
  2. Step 2: Convert to fraction form
    1,587,724,694.88/2,191,061,880.36 = 882,861,542.16/x
  3. Step 3: Cross multiply
    1,587,724,694.88x = 2,191,061,880.36 × 882,861,542.16
  4. Step 4: Simplify right side
    1,587,724,694.88x = 1,934,404,270,662,619,136
  5. Step 5: Solve for x
    x = 1,934,404,270,662,619,136/1,587,724,694.88
  6. Step 6: Final answer
    x = 1,218,349,929.87

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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.