Home / 1,081,639,664.14-1,492,742,911.35-605,377,665.58

Finding the Fourth Proportional to 1,081,639,664.14, 1,492,742,911.35 and 605,377,665.58

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Solution

The fourth proportional to 1,081,639,664.14, 1,492,742,911.35 and 605,377,665.58 is: 835,466,051.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,639,664.14 : 1,492,742,911.35 = 605,377,665.58 : x
  2. Step 2: Convert to fraction form
    1,081,639,664.14/1,492,742,911.35 = 605,377,665.58/x
  3. Step 3: Cross multiply
    1,081,639,664.14x = 1,492,742,911.35 × 605,377,665.58
  4. Step 4: Simplify right side
    1,081,639,664.14x = 903,673,218,984,155,904
  5. Step 5: Solve for x
    x = 903,673,218,984,155,904/1,081,639,664.14
  6. Step 6: Final answer
    x = 835,466,051.17

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Double scale
Find fourth proportional to 1,081,639,665.14, 1,492,742,912.73 and 605,377,666.58
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.