Home / 1,091,165,773.40-1,637,783,434.30-675,384,893.72

Finding the Fourth Proportional to 1,091,165,773.40, 1,637,783,434.30 and 675,384,893.72

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Solution

The fourth proportional to 1,091,165,773.40, 1,637,783,434.30 and 675,384,893.72 is: 1,013,717,821.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,165,773.40 : 1,637,783,434.30 = 675,384,893.72 : x
  2. Step 2: Convert to fraction form
    1,091,165,773.40/1,637,783,434.30 = 675,384,893.72/x
  3. Step 3: Cross multiply
    1,091,165,773.40x = 1,637,783,434.30 × 675,384,893.72
  4. Step 4: Simplify right side
    1,091,165,773.40x = 1,106,134,190,711,082,112
  5. Step 5: Solve for x
    x = 1,106,134,190,711,082,112/1,091,165,773.40
  6. Step 6: Final answer
    x = 1,013,717,821.50

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Half scale
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Double scale
Find fourth proportional to 1,091,165,774.40, 1,637,783,435.80 and 675,384,894.72
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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.