Home / 528,434,489,688.58-792,327,338,815.27-205,360,075,385.41

Finding the Fourth Proportional to 528,434,489,688.58, 792,327,338,815.27 and 205,360,075,385.41

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Solution

The fourth proportional to 528,434,489,688.58, 792,327,338,815.27 and 205,360,075,385.41 is: 307,914,046,497.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,434,489,688.58 : 792,327,338,815.27 = 205,360,075,385.41 : x
  2. Step 2: Convert to fraction form
    528,434,489,688.58/792,327,338,815.27 = 205,360,075,385.41/x
  3. Step 3: Cross multiply
    528,434,489,688.58x = 792,327,338,815.27 × 205,360,075,385.41
  4. Step 4: Simplify right side
    528,434,489,688.58x = 162,712,402,029,025,135,951,872
  5. Step 5: Solve for x
    x = 162,712,402,029,025,135,951,872/528,434,489,688.58
  6. Step 6: Final answer
    x = 307,914,046,497.83

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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.