Home / 12,779,933,511.60-19,169,900,267.40-10,603,151,175.60

Finding the Fourth Proportional to 12,779,933,511.60, 19,169,900,267.40 and 10,603,151,175.60

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Solution

The fourth proportional to 12,779,933,511.60, 19,169,900,267.40 and 10,603,151,175.60 is: 15,904,726,763.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,779,933,511.60 : 19,169,900,267.40 = 10,603,151,175.60 : x
  2. Step 2: Convert to fraction form
    12,779,933,511.60/19,169,900,267.40 = 10,603,151,175.60/x
  3. Step 3: Cross multiply
    12,779,933,511.60x = 19,169,900,267.40 × 10,603,151,175.60
  4. Step 4: Simplify right side
    12,779,933,511.60x = 203,261,350,556,417,097,728
  5. Step 5: Solve for x
    x = 203,261,350,556,417,097,728/12,779,933,511.60
  6. Step 6: Final answer
    x = 15,904,726,763.40

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Double scale
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Similar ratio
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1.5x scale

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.