Home / 86,301,986.16-119,100,361.38-49,632,586.32

Finding the Fourth Proportional to 86,301,986.16, 119,100,361.38 and 49,632,586.32

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Solution

The fourth proportional to 86,301,986.16, 119,100,361.38 and 49,632,586.32 is: 68,495,051.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,301,986.16 : 119,100,361.38 = 49,632,586.32 : x
  2. Step 2: Convert to fraction form
    86,301,986.16/119,100,361.38 = 49,632,586.32/x
  3. Step 3: Cross multiply
    86,301,986.16x = 119,100,361.38 × 49,632,586.32
  4. Step 4: Simplify right side
    86,301,986.16x = 5,911,258,966,936,044
  5. Step 5: Solve for x
    x = 5,911,258,966,936,044/86,301,986.16
  6. Step 6: Final answer
    x = 68,495,051.27

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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.