Home / 566,602,890.03-781,915,089.97-328,589,193.16

Finding the Fourth Proportional to 566,602,890.03, 781,915,089.97 and 328,589,193.16

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Solution

The fourth proportional to 566,602,890.03, 781,915,089.97 and 328,589,193.16 is: 453,454,885.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,602,890.03 : 781,915,089.97 = 328,589,193.16 : x
  2. Step 2: Convert to fraction form
    566,602,890.03/781,915,089.97 = 328,589,193.16/x
  3. Step 3: Cross multiply
    566,602,890.03x = 781,915,089.97 × 328,589,193.16
  4. Step 4: Simplify right side
    566,602,890.03x = 256,928,848,528,016,928
  5. Step 5: Solve for x
    x = 256,928,848,528,016,928/566,602,890.03
  6. Step 6: Final answer
    x = 453,454,885.33

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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.