Home / 1,188,493,437.60-1,782,740,156.40-607,362,704.10

Finding the Fourth Proportional to 1,188,493,437.60, 1,782,740,156.40 and 607,362,704.10

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Solution

The fourth proportional to 1,188,493,437.60, 1,782,740,156.40 and 607,362,704.10 is: 911,044,056.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,493,437.60 : 1,782,740,156.40 = 607,362,704.10 : x
  2. Step 2: Convert to fraction form
    1,188,493,437.60/1,782,740,156.40 = 607,362,704.10/x
  3. Step 3: Cross multiply
    1,188,493,437.60x = 1,782,740,156.40 × 607,362,704.10
  4. Step 4: Simplify right side
    1,188,493,437.60x = 1,082,769,882,098,760,960
  5. Step 5: Solve for x
    x = 1,082,769,882,098,760,960/1,188,493,437.60
  6. Step 6: Final answer
    x = 911,044,056.15

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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.