Home / 1,116,829,904.70-1,675,244,857.05-298,942,205.70

Finding the Fourth Proportional to 1,116,829,904.70, 1,675,244,857.05 and 298,942,205.70

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Solution

The fourth proportional to 1,116,829,904.70, 1,675,244,857.05 and 298,942,205.70 is: 448,413,308.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,829,904.70 : 1,675,244,857.05 = 298,942,205.70 : x
  2. Step 2: Convert to fraction form
    1,116,829,904.70/1,675,244,857.05 = 298,942,205.70/x
  3. Step 3: Cross multiply
    1,116,829,904.70x = 1,675,244,857.05 × 298,942,205.70
  4. Step 4: Simplify right side
    1,116,829,904.70x = 500,801,392,654,108,160
  5. Step 5: Solve for x
    x = 500,801,392,654,108,160/1,116,829,904.70
  6. Step 6: Final answer
    x = 448,413,308.55

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Half scale
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Double scale
Find fourth proportional to 1,116,829,905.70, 1,675,244,858.55 and 298,942,206.70
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.