Home / 1,178,485,884.48-1,768,029,090.86-349,469,810.94

Finding the Fourth Proportional to 1,178,485,884.48, 1,768,029,090.86 and 349,469,810.94

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Solution

The fourth proportional to 1,178,485,884.48, 1,768,029,090.86 and 349,469,810.94 is: 524,293,757.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,485,884.48 : 1,768,029,090.86 = 349,469,810.94 : x
  2. Step 2: Convert to fraction form
    1,178,485,884.48/1,768,029,090.86 = 349,469,810.94/x
  3. Step 3: Cross multiply
    1,178,485,884.48x = 1,768,029,090.86 × 349,469,810.94
  4. Step 4: Simplify right side
    1,178,485,884.48x = 617,872,792,119,264,256
  5. Step 5: Solve for x
    x = 617,872,792,119,264,256/1,178,485,884.48
  6. Step 6: Final answer
    x = 524,293,757.15

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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.