Home / 1,056,816,003.60-1,585,224,005.40-961,581,776.40

Finding the Fourth Proportional to 1,056,816,003.60, 1,585,224,005.40 and 961,581,776.40

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Solution

The fourth proportional to 1,056,816,003.60, 1,585,224,005.40 and 961,581,776.40 is: 1,442,372,664.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,816,003.60 : 1,585,224,005.40 = 961,581,776.40 : x
  2. Step 2: Convert to fraction form
    1,056,816,003.60/1,585,224,005.40 = 961,581,776.40/x
  3. Step 3: Cross multiply
    1,056,816,003.60x = 1,585,224,005.40 × 961,581,776.40
  4. Step 4: Simplify right side
    1,056,816,003.60x = 1,524,322,515,104,455,168
  5. Step 5: Solve for x
    x = 1,524,322,515,104,455,168/1,056,816,003.60
  6. Step 6: Final answer
    x = 1,442,372,664.60

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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.