Home / 1,640,374,050.66-2,263,716,189.57-897,818,113.41

Finding the Fourth Proportional to 1,640,374,050.66, 2,263,716,189.57 and 897,818,113.41

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Solution

The fourth proportional to 1,640,374,050.66, 2,263,716,189.57 and 897,818,113.41 is: 1,238,988,996.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,374,050.66 : 2,263,716,189.57 = 897,818,113.41 : x
  2. Step 2: Convert to fraction form
    1,640,374,050.66/2,263,716,189.57 = 897,818,113.41/x
  3. Step 3: Cross multiply
    1,640,374,050.66x = 2,263,716,189.57 × 897,818,113.41
  4. Step 4: Simplify right side
    1,640,374,050.66x = 2,032,405,398,615,411,456
  5. Step 5: Solve for x
    x = 2,032,405,398,615,411,456/1,640,374,050.66
  6. Step 6: Final answer
    x = 1,238,988,996.32

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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.