Home / 134,881,568.22-186,141,077.62-82,660,518.91

Finding the Fourth Proportional to 134,881,568.22, 186,141,077.62 and 82,660,518.91

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Solution

The fourth proportional to 134,881,568.22, 186,141,077.62 and 82,660,518.91 is: 114,074,282.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,881,568.22 : 186,141,077.62 = 82,660,518.91 : x
  2. Step 2: Convert to fraction form
    134,881,568.22/186,141,077.62 = 82,660,518.91/x
  3. Step 3: Cross multiply
    134,881,568.22x = 186,141,077.62 × 82,660,518.91
  4. Step 4: Simplify right side
    134,881,568.22x = 15,386,518,066,535,788
  5. Step 5: Solve for x
    x = 15,386,518,066,535,788/134,881,568.22
  6. Step 6: Final answer
    x = 114,074,282.12

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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.