Home / 33,561,303,246.40-50,341,954,869.60-21,153,643,931.20

Finding the Fourth Proportional to 33,561,303,246.40, 50,341,954,869.60 and 21,153,643,931.20

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Solution

The fourth proportional to 33,561,303,246.40, 50,341,954,869.60 and 21,153,643,931.20 is: 31,730,465,896.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,561,303,246.40 : 50,341,954,869.60 = 21,153,643,931.20 : x
  2. Step 2: Convert to fraction form
    33,561,303,246.40/50,341,954,869.60 = 21,153,643,931.20/x
  3. Step 3: Cross multiply
    33,561,303,246.40x = 50,341,954,869.60 × 21,153,643,931.20
  4. Step 4: Simplify right side
    33,561,303,246.40x = 1,064,915,788,112,058,384,384
  5. Step 5: Solve for x
    x = 1,064,915,788,112,058,384,384/33,561,303,246.40
  6. Step 6: Final answer
    x = 31,730,465,896.80

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Double scale
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1.5x scale

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.