Home / 776,950,877.70-1,165,426,316.55-741,119,069.70

Finding the Fourth Proportional to 776,950,877.70, 1,165,426,316.55 and 741,119,069.70

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Solution

The fourth proportional to 776,950,877.70, 1,165,426,316.55 and 741,119,069.70 is: 1,111,678,604.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,950,877.70 : 1,165,426,316.55 = 741,119,069.70 : x
  2. Step 2: Convert to fraction form
    776,950,877.70/1,165,426,316.55 = 741,119,069.70/x
  3. Step 3: Cross multiply
    776,950,877.70x = 1,165,426,316.55 × 741,119,069.70
  4. Step 4: Simplify right side
    776,950,877.70x = 863,719,667,525,433,728
  5. Step 5: Solve for x
    x = 863,719,667,525,433,728/776,950,877.70
  6. Step 6: Final answer
    x = 1,111,678,604.55

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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.