Home / 1,192,879,154,501.10-1,789,325,420,909.90-397,890,128,622.08

Finding the Fourth Proportional to 1,192,879,154,501.10, 1,789,325,420,909.90 and 397,890,128,622.08

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Solution

The fourth proportional to 1,192,879,154,501.10, 1,789,325,420,909.90 and 397,890,128,622.08 is: 596,837,424,131.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,879,154,501.10 : 1,789,325,420,909.90 = 397,890,128,622.08 : x
  2. Step 2: Convert to fraction form
    1,192,879,154,501.10/1,789,325,420,909.90 = 397,890,128,622.08/x
  3. Step 3: Cross multiply
    1,192,879,154,501.10x = 1,789,325,420,909.90 × 397,890,128,622.08
  4. Step 4: Simplify right side
    1,192,879,154,501.10x = 711,954,921,872,597,513,666,560
  5. Step 5: Solve for x
    x = 711,954,921,872,597,513,666,560/1,192,879,154,501.10
  6. Step 6: Final answer
    x = 596,837,424,131.50

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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.