Home / 347,616,076.80-521,487,100.80-174,657,619.20

Finding the Fourth Proportional to 347,616,076.80, 521,487,100.80 and 174,657,619.20

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Solution

The fourth proportional to 347,616,076.80, 521,487,100.80 and 174,657,619.20 is: 262,018,075.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,616,076.80 : 521,487,100.80 = 174,657,619.20 : x
  2. Step 2: Convert to fraction form
    347,616,076.80/521,487,100.80 = 174,657,619.20/x
  3. Step 3: Cross multiply
    347,616,076.80x = 521,487,100.80 × 174,657,619.20
  4. Step 4: Simplify right side
    347,616,076.80x = 91,081,695,469,238,416
  5. Step 5: Solve for x
    x = 91,081,695,469,238,416/347,616,076.80
  6. Step 6: Final answer
    x = 262,018,075.54

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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.