Home / 662,218,528,476.96-993,327,792,725.16-208,983,368,333.54

Finding the Fourth Proportional to 662,218,528,476.96, 993,327,792,725.16 and 208,983,368,333.54

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Solution

The fourth proportional to 662,218,528,476.96, 993,327,792,725.16 and 208,983,368,333.54 is: 313,475,052,503.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,218,528,476.96 : 993,327,792,725.16 = 208,983,368,333.54 : x
  2. Step 2: Convert to fraction form
    662,218,528,476.96/993,327,792,725.16 = 208,983,368,333.54/x
  3. Step 3: Cross multiply
    662,218,528,476.96x = 993,327,792,725.16 × 208,983,368,333.54
  4. Step 4: Simplify right side
    662,218,528,476.96x = 207,588,987,983,024,390,930,432
  5. Step 5: Solve for x
    x = 207,588,987,983,024,390,930,432/662,218,528,476.96
  6. Step 6: Final answer
    x = 313,475,052,503.38

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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.