Home / 18,551,838,400.54-27,827,757,600.81-9,705,258,938.14

Finding the Fourth Proportional to 18,551,838,400.54, 27,827,757,600.81 and 9,705,258,938.14

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Solution

The fourth proportional to 18,551,838,400.54, 27,827,757,600.81 and 9,705,258,938.14 is: 14,557,888,407.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,551,838,400.54 : 27,827,757,600.81 = 9,705,258,938.14 : x
  2. Step 2: Convert to fraction form
    18,551,838,400.54/27,827,757,600.81 = 9,705,258,938.14/x
  3. Step 3: Cross multiply
    18,551,838,400.54x = 27,827,757,600.81 × 9,705,258,938.14
  4. Step 4: Simplify right side
    18,551,838,400.54x = 270,075,593,183,585,042,432
  5. Step 5: Solve for x
    x = 270,075,593,183,585,042,432/18,551,838,400.54
  6. Step 6: Final answer
    x = 14,557,888,407.21

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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.