Home / 1,054,571,447.71-1,580,749,854.18-354,820,665.77

Finding the Fourth Proportional to 1,054,571,447.71, 1,580,749,854.18 and 354,820,665.77

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Solution

The fourth proportional to 1,054,571,447.71, 1,580,749,854.18 and 354,820,665.77 is: 531,858,431.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,571,447.71 : 1,580,749,854.18 = 354,820,665.77 : x
  2. Step 2: Convert to fraction form
    1,054,571,447.71/1,580,749,854.18 = 354,820,665.77/x
  3. Step 3: Cross multiply
    1,054,571,447.71x = 1,580,749,854.18 × 354,820,665.77
  4. Step 4: Simplify right side
    1,054,571,447.71x = 560,882,715,675,977,984
  5. Step 5: Solve for x
    x = 560,882,715,675,977,984/1,054,571,447.71
  6. Step 6: Final answer
    x = 531,858,431.11

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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.