Home / 1,513,361,528.10-2,270,042,292.15-816,004,647.90

Finding the Fourth Proportional to 1,513,361,528.10, 2,270,042,292.15 and 816,004,647.90

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Solution

The fourth proportional to 1,513,361,528.10, 2,270,042,292.15 and 816,004,647.90 is: 1,224,006,971.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,361,528.10 : 2,270,042,292.15 = 816,004,647.90 : x
  2. Step 2: Convert to fraction form
    1,513,361,528.10/2,270,042,292.15 = 816,004,647.90/x
  3. Step 3: Cross multiply
    1,513,361,528.10x = 2,270,042,292.15 × 816,004,647.90
  4. Step 4: Simplify right side
    1,513,361,528.10x = 1,852,365,061,323,969,792
  5. Step 5: Solve for x
    x = 1,852,365,061,323,969,792/1,513,361,528.10
  6. Step 6: Final answer
    x = 1,224,006,971.85

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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.