Home / 412,065,792,021.65-618,098,688,032.45-412,065,792,021.65

Finding the Fourth Proportional to 412,065,792,021.65, 618,098,688,032.45 and 412,065,792,021.65

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Solution

The fourth proportional to 412,065,792,021.65, 618,098,688,032.45 and 412,065,792,021.65 is: 618,098,688,032.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,065,792,021.65 : 618,098,688,032.45 = 412,065,792,021.65 : x
  2. Step 2: Convert to fraction form
    412,065,792,021.65/618,098,688,032.45 = 412,065,792,021.65/x
  3. Step 3: Cross multiply
    412,065,792,021.65x = 618,098,688,032.45 × 412,065,792,021.65
  4. Step 4: Simplify right side
    412,065,792,021.65x = 254,697,325,431,634,247,286,784
  5. Step 5: Solve for x
    x = 254,697,325,431,634,247,286,784/412,065,792,021.65
  6. Step 6: Final answer
    x = 618,098,688,032.45

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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.