Home / 1,012,809,999.60-1,519,214,999.40-944,785,551.60

Finding the Fourth Proportional to 1,012,809,999.60, 1,519,214,999.40 and 944,785,551.60

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Solution

The fourth proportional to 1,012,809,999.60, 1,519,214,999.40 and 944,785,551.60 is: 1,417,178,327.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,809,999.60 : 1,519,214,999.40 = 944,785,551.60 : x
  2. Step 2: Convert to fraction form
    1,012,809,999.60/1,519,214,999.40 = 944,785,551.60/x
  3. Step 3: Cross multiply
    1,012,809,999.60x = 1,519,214,999.40 × 944,785,551.60
  4. Step 4: Simplify right side
    1,012,809,999.60x = 1,435,332,381,207,122,688
  5. Step 5: Solve for x
    x = 1,435,332,381,207,122,688/1,012,809,999.60
  6. Step 6: Final answer
    x = 1,417,178,327.40

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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.