Home / 109,956,111.93-151,735,277.16-61,066,689.21

Finding the Fourth Proportional to 109,956,111.93, 151,735,277.16 and 61,066,689.21

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Solution

The fourth proportional to 109,956,111.93, 151,735,277.16 and 61,066,689.21 is: 84,269,722.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,956,111.93 : 151,735,277.16 = 61,066,689.21 : x
  2. Step 2: Convert to fraction form
    109,956,111.93/151,735,277.16 = 61,066,689.21/x
  3. Step 3: Cross multiply
    109,956,111.93x = 151,735,277.16 × 61,066,689.21
  4. Step 4: Simplify right side
    109,956,111.93x = 9,265,971,012,522,932
  5. Step 5: Solve for x
    x = 9,265,971,012,522,932/109,956,111.93
  6. Step 6: Final answer
    x = 84,269,722.25

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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.