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Finding the Fourth Proportional to 922,271,846.60, 1,383,407,769.90 and 833,308,623.20

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Solution

The fourth proportional to 922,271,846.60, 1,383,407,769.90 and 833,308,623.20 is: 1,249,962,934.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,271,846.60 : 1,383,407,769.90 = 833,308,623.20 : x
  2. Step 2: Convert to fraction form
    922,271,846.60/1,383,407,769.90 = 833,308,623.20/x
  3. Step 3: Cross multiply
    922,271,846.60x = 1,383,407,769.90 × 833,308,623.20
  4. Step 4: Simplify right side
    922,271,846.60x = 1,152,805,624,059,551,488
  5. Step 5: Solve for x
    x = 1,152,805,624,059,551,488/922,271,846.60
  6. Step 6: Final answer
    x = 1,249,962,934.80

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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.