Home / 1,197,792,077.70-1,796,688,116.55-290,052,941.70

Finding the Fourth Proportional to 1,197,792,077.70, 1,796,688,116.55 and 290,052,941.70

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Solution

The fourth proportional to 1,197,792,077.70, 1,796,688,116.55 and 290,052,941.70 is: 435,079,412.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,792,077.70 : 1,796,688,116.55 = 290,052,941.70 : x
  2. Step 2: Convert to fraction form
    1,197,792,077.70/1,796,688,116.55 = 290,052,941.70/x
  3. Step 3: Cross multiply
    1,197,792,077.70x = 1,796,688,116.55 × 290,052,941.70
  4. Step 4: Simplify right side
    1,197,792,077.70x = 521,134,673,522,759,936
  5. Step 5: Solve for x
    x = 521,134,673,522,759,936/1,197,792,077.70
  6. Step 6: Final answer
    x = 435,079,412.55

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Double scale
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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.