Home / 193,075,314.30-289,612,971.45-89,444,319.30

Finding the Fourth Proportional to 193,075,314.30, 289,612,971.45 and 89,444,319.30

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Solution

The fourth proportional to 193,075,314.30, 289,612,971.45 and 89,444,319.30 is: 134,166,478.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,075,314.30 : 289,612,971.45 = 89,444,319.30 : x
  2. Step 2: Convert to fraction form
    193,075,314.30/289,612,971.45 = 89,444,319.30/x
  3. Step 3: Cross multiply
    193,075,314.30x = 289,612,971.45 × 89,444,319.30
  4. Step 4: Simplify right side
    193,075,314.30x = 25,904,235,091,795,584
  5. Step 5: Solve for x
    x = 25,904,235,091,795,584/193,075,314.30
  6. Step 6: Final answer
    x = 134,166,478.95

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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.