Home / 204,782,720.16-282,602,834.40-111,963,334.72

Finding the Fourth Proportional to 204,782,720.16, 282,602,834.40 and 111,963,334.72

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Solution

The fourth proportional to 204,782,720.16, 282,602,834.40 and 111,963,334.72 is: 154,510,867.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,782,720.16 : 282,602,834.40 = 111,963,334.72 : x
  2. Step 2: Convert to fraction form
    204,782,720.16/282,602,834.40 = 111,963,334.72/x
  3. Step 3: Cross multiply
    204,782,720.16x = 282,602,834.40 × 111,963,334.72
  4. Step 4: Simplify right side
    204,782,720.16x = 31,641,155,740,747,928
  5. Step 5: Solve for x
    x = 31,641,155,740,747,928/204,782,720.16
  6. Step 6: Final answer
    x = 154,510,867.50

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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.