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Finding the Fourth Proportional to 79,233,220.40, 118,849,830.60 and 79,233,220.40

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Solution

The fourth proportional to 79,233,220.40, 118,849,830.60 and 79,233,220.40 is: 118,849,830.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,233,220.40 : 118,849,830.60 = 79,233,220.40 : x
  2. Step 2: Convert to fraction form
    79,233,220.40/118,849,830.60 = 79,233,220.40/x
  3. Step 3: Cross multiply
    79,233,220.40x = 118,849,830.60 × 79,233,220.40
  4. Step 4: Simplify right side
    79,233,220.40x = 9,416,854,822,432,464
  5. Step 5: Solve for x
    x = 9,416,854,822,432,464/79,233,220.40
  6. Step 6: Final answer
    x = 118,849,830.60

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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.