Home / 1,282,856,810.16-1,770,342,398.16-696,145,946.16

Finding the Fourth Proportional to 1,282,856,810.16, 1,770,342,398.16 and 696,145,946.16

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Solution

The fourth proportional to 1,282,856,810.16, 1,770,342,398.16 and 696,145,946.16 is: 960,681,405.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,856,810.16 : 1,770,342,398.16 = 696,145,946.16 : x
  2. Step 2: Convert to fraction form
    1,282,856,810.16/1,770,342,398.16 = 696,145,946.16/x
  3. Step 3: Cross multiply
    1,282,856,810.16x = 1,770,342,398.16 × 696,145,946.16
  4. Step 4: Simplify right side
    1,282,856,810.16x = 1,232,416,683,794,256,640
  5. Step 5: Solve for x
    x = 1,232,416,683,794,256,640/1,282,856,810.16
  6. Step 6: Final answer
    x = 960,681,405.78

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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.