Home / 1,212,923,267,047.90-1,819,496,746,349.10-396,100,294,798.77

Finding the Fourth Proportional to 1,212,923,267,047.90, 1,819,496,746,349.10 and 396,100,294,798.77

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Solution

The fourth proportional to 1,212,923,267,047.90, 1,819,496,746,349.10 and 396,100,294,798.77 is: 594,186,967,299.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,923,267,047.90 : 1,819,496,746,349.10 = 396,100,294,798.77 : x
  2. Step 2: Convert to fraction form
    1,212,923,267,047.90/1,819,496,746,349.10 = 396,100,294,798.77/x
  3. Step 3: Cross multiply
    1,212,923,267,047.90x = 1,819,496,746,349.10 × 396,100,294,798.77
  4. Step 4: Simplify right side
    1,212,923,267,047.90x = 720,703,197,614,281,483,878,400
  5. Step 5: Solve for x
    x = 720,703,197,614,281,483,878,400/1,212,923,267,047.90
  6. Step 6: Final answer
    x = 594,186,967,299.57

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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.