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Finding the Fourth Proportional to 1,795,552,316.72, 2,690,947,461 and 922,118,404.40

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Solution

The fourth proportional to 1,795,552,316.72, 2,690,947,461 and 922,118,404.40 is: 1,381,954,820.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,795,552,316.72 : 2,690,947,461 = 922,118,404.40 : x
  2. Step 2: Convert to fraction form
    1,795,552,316.72/2,690,947,461 = 922,118,404.40/x
  3. Step 3: Cross multiply
    1,795,552,316.72x = 2,690,947,461 × 922,118,404.40
  4. Step 4: Simplify right side
    1,795,552,316.72x = 2,481,372,179,061,551,104
  5. Step 5: Solve for x
    x = 2,481,372,179,061,551,104/1,795,552,316.72
  6. Step 6: Final answer
    x = 1,381,954,820.23

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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.