Home / 18,217,848,497.80-27,326,772,746.70-10,865,161,496.20

Finding the Fourth Proportional to 18,217,848,497.80, 27,326,772,746.70 and 10,865,161,496.20

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Solution

The fourth proportional to 18,217,848,497.80, 27,326,772,746.70 and 10,865,161,496.20 is: 16,297,742,244.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,217,848,497.80 : 27,326,772,746.70 = 10,865,161,496.20 : x
  2. Step 2: Convert to fraction form
    18,217,848,497.80/27,326,772,746.70 = 10,865,161,496.20/x
  3. Step 3: Cross multiply
    18,217,848,497.80x = 27,326,772,746.70 × 10,865,161,496.20
  4. Step 4: Simplify right side
    18,217,848,497.80x = 296,909,799,062,852,403,200
  5. Step 5: Solve for x
    x = 296,909,799,062,852,403,200/18,217,848,497.80
  6. Step 6: Final answer
    x = 16,297,742,244.30

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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.