Home / 1,386,558,411.90-1,910,234,745.27-968,208,056.70

Finding the Fourth Proportional to 1,386,558,411.90, 1,910,234,745.27 and 968,208,056.70

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Solution

The fourth proportional to 1,386,558,411.90, 1,910,234,745.27 and 968,208,056.70 is: 1,333,881,540.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,386,558,411.90 : 1,910,234,745.27 = 968,208,056.70 : x
  2. Step 2: Convert to fraction form
    1,386,558,411.90/1,910,234,745.27 = 968,208,056.70/x
  3. Step 3: Cross multiply
    1,386,558,411.90x = 1,910,234,745.27 × 968,208,056.70
  4. Step 4: Simplify right side
    1,386,558,411.90x = 1,849,504,670,558,686,208
  5. Step 5: Solve for x
    x = 1,849,504,670,558,686,208/1,386,558,411.90
  6. Step 6: Final answer
    x = 1,333,881,540.57

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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.