Home / 38,823,943,077.36-53,576,517,605.38-21,677,060,475.70

Finding the Fourth Proportional to 38,823,943,077.36, 53,576,517,605.38 and 21,677,060,475.70

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Solution

The fourth proportional to 38,823,943,077.36, 53,576,517,605.38 and 21,677,060,475.70 is: 29,914,050,973.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,823,943,077.36 : 53,576,517,605.38 = 21,677,060,475.70 : x
  2. Step 2: Convert to fraction form
    38,823,943,077.36/53,576,517,605.38 = 21,677,060,475.70/x
  3. Step 3: Cross multiply
    38,823,943,077.36x = 53,576,517,605.38 × 21,677,060,475.70
  4. Step 4: Simplify right side
    38,823,943,077.36x = 1,161,381,412,209,227,988,992
  5. Step 5: Solve for x
    x = 1,161,381,412,209,227,988,992/38,823,943,077.36
  6. Step 6: Final answer
    x = 29,914,050,973.52

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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.