Home / 855,367,504.96-1,180,407,641.16-464,226,928.96

Finding the Fourth Proportional to 855,367,504.96, 1,180,407,641.16 and 464,226,928.96

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Solution

The fourth proportional to 855,367,504.96, 1,180,407,641.16 and 464,226,928.96 is: 640,633,424.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,367,504.96 : 1,180,407,641.16 = 464,226,928.96 : x
  2. Step 2: Convert to fraction form
    855,367,504.96/1,180,407,641.16 = 464,226,928.96/x
  3. Step 3: Cross multiply
    855,367,504.96x = 1,180,407,641.16 × 464,226,928.96
  4. Step 4: Simplify right side
    855,367,504.96x = 547,977,014,176,624,512
  5. Step 5: Solve for x
    x = 547,977,014,176,624,512/855,367,504.96
  6. Step 6: Final answer
    x = 640,633,424.81

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.