Home / 838,260,519,611.10-1,257,390,779,416.60-838,260,519,611.10

Finding the Fourth Proportional to 838,260,519,611.10, 1,257,390,779,416.60 and 838,260,519,611.10

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Solution

The fourth proportional to 838,260,519,611.10, 1,257,390,779,416.60 and 838,260,519,611.10 is: 1,257,390,779,416.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,260,519,611.10 : 1,257,390,779,416.60 = 838,260,519,611.10 : x
  2. Step 2: Convert to fraction form
    838,260,519,611.10/1,257,390,779,416.60 = 838,260,519,611.10/x
  3. Step 3: Cross multiply
    838,260,519,611.10x = 1,257,390,779,416.60 × 838,260,519,611.10
  4. Step 4: Simplify right side
    838,260,519,611.10x = 1,054,021,048,107,965,156,950,016
  5. Step 5: Solve for x
    x = 1,054,021,048,107,965,156,950,016/838,260,519,611.10
  6. Step 6: Final answer
    x = 1,257,390,779,416.60

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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.