Home / 1,078,312,152.60-1,617,468,228.90-1,056,813,067.80

Finding the Fourth Proportional to 1,078,312,152.60, 1,617,468,228.90 and 1,056,813,067.80

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Solution

The fourth proportional to 1,078,312,152.60, 1,617,468,228.90 and 1,056,813,067.80 is: 1,585,219,601.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,312,152.60 : 1,617,468,228.90 = 1,056,813,067.80 : x
  2. Step 2: Convert to fraction form
    1,078,312,152.60/1,617,468,228.90 = 1,056,813,067.80/x
  3. Step 3: Cross multiply
    1,078,312,152.60x = 1,617,468,228.90 × 1,056,813,067.80
  4. Step 4: Simplify right side
    1,078,312,152.60x = 1,709,361,561,052,841,728
  5. Step 5: Solve for x
    x = 1,709,361,561,052,841,728/1,078,312,152.60
  6. Step 6: Final answer
    x = 1,585,219,601.70

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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.