Home / 1,640,032,141.21-2,263,308,581.33-925,592,650.60

Finding the Fourth Proportional to 1,640,032,141.21, 2,263,308,581.33 and 925,592,650.60

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Solution

The fourth proportional to 1,640,032,141.21, 2,263,308,581.33 and 925,592,650.60 is: 1,277,354,105.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,032,141.21 : 2,263,308,581.33 = 925,592,650.60 : x
  2. Step 2: Convert to fraction form
    1,640,032,141.21/2,263,308,581.33 = 925,592,650.60/x
  3. Step 3: Cross multiply
    1,640,032,141.21x = 2,263,308,581.33 × 925,592,650.60
  4. Step 4: Simplify right side
    1,640,032,141.21x = 2,094,901,788,920,163,584
  5. Step 5: Solve for x
    x = 2,094,901,788,920,163,584/1,640,032,141.21
  6. Step 6: Final answer
    x = 1,277,354,105.62

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Double scale
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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.