Home / 190,680,834.29-286,023,908.64-54,366,217.79

Finding the Fourth Proportional to 190,680,834.29, 286,023,908.64 and 54,366,217.79

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Solution

The fourth proportional to 190,680,834.29, 286,023,908.64 and 54,366,217.79 is: 81,550,084.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,680,834.29 : 286,023,908.64 = 54,366,217.79 : x
  2. Step 2: Convert to fraction form
    190,680,834.29/286,023,908.64 = 54,366,217.79/x
  3. Step 3: Cross multiply
    190,680,834.29x = 286,023,908.64 × 54,366,217.79
  4. Step 4: Simplify right side
    190,680,834.29x = 15,550,038,110,269,302
  5. Step 5: Solve for x
    x = 15,550,038,110,269,302/190,680,834.29
  6. Step 6: Final answer
    x = 81,550,084.30

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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.