Home / 460,731,618.30-691,097,427.45-447,977,034.30

Finding the Fourth Proportional to 460,731,618.30, 691,097,427.45 and 447,977,034.30

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Solution

The fourth proportional to 460,731,618.30, 691,097,427.45 and 447,977,034.30 is: 671,965,551.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,731,618.30 : 691,097,427.45 = 447,977,034.30 : x
  2. Step 2: Convert to fraction form
    460,731,618.30/691,097,427.45 = 447,977,034.30/x
  3. Step 3: Cross multiply
    460,731,618.30x = 691,097,427.45 × 447,977,034.30
  4. Step 4: Simplify right side
    460,731,618.30x = 309,595,775,961,410,432
  5. Step 5: Solve for x
    x = 309,595,775,961,410,432/460,731,618.30
  6. Step 6: Final answer
    x = 671,965,551.45

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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.