Home / 528,434,489,687.58-792,327,338,813.77-205,360,075,384.41

Finding the Fourth Proportional to 528,434,489,687.58, 792,327,338,813.77 and 205,360,075,384.41

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Solution

The fourth proportional to 528,434,489,687.58, 792,327,338,813.77 and 205,360,075,384.41 is: 307,914,046,496.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,434,489,687.58 : 792,327,338,813.77 = 205,360,075,384.41 : x
  2. Step 2: Convert to fraction form
    528,434,489,687.58/792,327,338,813.77 = 205,360,075,384.41/x
  3. Step 3: Cross multiply
    528,434,489,687.58x = 792,327,338,813.77 × 205,360,075,384.41
  4. Step 4: Simplify right side
    528,434,489,687.58x = 162,712,402,027,924,785,463,296
  5. Step 5: Solve for x
    x = 162,712,402,027,924,785,463,296/528,434,489,687.58
  6. Step 6: Final answer
    x = 307,914,046,496.33

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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.