Home / 796,695,323.60-1,195,042,985.40-660,646,427.60

Finding the Fourth Proportional to 796,695,323.60, 1,195,042,985.40 and 660,646,427.60

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Solution

The fourth proportional to 796,695,323.60, 1,195,042,985.40 and 660,646,427.60 is: 990,969,641.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,695,323.60 : 1,195,042,985.40 = 660,646,427.60 : x
  2. Step 2: Convert to fraction form
    796,695,323.60/1,195,042,985.40 = 660,646,427.60/x
  3. Step 3: Cross multiply
    796,695,323.60x = 1,195,042,985.40 × 660,646,427.60
  4. Step 4: Simplify right side
    796,695,323.60x = 789,500,879,132,948,992
  5. Step 5: Solve for x
    x = 789,500,879,132,948,992/796,695,323.60
  6. Step 6: Final answer
    x = 990,969,641.40

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Double scale
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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.