Home / 1,192,879,154,503.10-1,789,325,420,912.90-397,890,128,624.08

Finding the Fourth Proportional to 1,192,879,154,503.10, 1,789,325,420,912.90 and 397,890,128,624.08

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Solution

The fourth proportional to 1,192,879,154,503.10, 1,789,325,420,912.90 and 397,890,128,624.08 is: 596,837,424,134.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,879,154,503.10 : 1,789,325,420,912.90 = 397,890,128,624.08 : x
  2. Step 2: Convert to fraction form
    1,192,879,154,503.10/1,789,325,420,912.90 = 397,890,128,624.08/x
  3. Step 3: Cross multiply
    1,192,879,154,503.10x = 1,789,325,420,912.90 × 397,890,128,624.08
  4. Step 4: Simplify right side
    1,192,879,154,503.10x = 711,954,921,877,369,893,421,056
  5. Step 5: Solve for x
    x = 711,954,921,877,369,893,421,056/1,192,879,154,503.10
  6. Step 6: Final answer
    x = 596,837,424,134.50

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Double scale
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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.