Home / 849,242,117.70-1,273,863,176.55-274,813,445.70

Finding the Fourth Proportional to 849,242,117.70, 1,273,863,176.55 and 274,813,445.70

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Solution

The fourth proportional to 849,242,117.70, 1,273,863,176.55 and 274,813,445.70 is: 412,220,168.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,242,117.70 : 1,273,863,176.55 = 274,813,445.70 : x
  2. Step 2: Convert to fraction form
    849,242,117.70/1,273,863,176.55 = 274,813,445.70/x
  3. Step 3: Cross multiply
    849,242,117.70x = 1,273,863,176.55 × 274,813,445.70
  4. Step 4: Simplify right side
    849,242,117.70x = 350,074,728,898,052,928
  5. Step 5: Solve for x
    x = 350,074,728,898,052,928/849,242,117.70
  6. Step 6: Final answer
    x = 412,220,168.55

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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.