Home / 38,823,943,072.36-53,576,517,598.47-21,677,060,470.70

Finding the Fourth Proportional to 38,823,943,072.36, 53,576,517,598.47 and 21,677,060,470.70

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Solution

The fourth proportional to 38,823,943,072.36, 53,576,517,598.47 and 21,677,060,470.70 is: 29,914,050,966.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,823,943,072.36 : 53,576,517,598.47 = 21,677,060,470.70 : x
  2. Step 2: Convert to fraction form
    38,823,943,072.36/53,576,517,598.47 = 21,677,060,470.70/x
  3. Step 3: Cross multiply
    38,823,943,072.36x = 53,576,517,598.47 × 21,677,060,470.70
  4. Step 4: Simplify right side
    38,823,943,072.36x = 1,161,381,411,791,664,054,272
  5. Step 5: Solve for x
    x = 1,161,381,411,791,664,054,272/38,823,943,072.36
  6. Step 6: Final answer
    x = 29,914,050,966.62

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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.