Home / 1,230,092,747.40-1,697,526,886.01-694,357,203.54

Finding the Fourth Proportional to 1,230,092,747.40, 1,697,526,886.01 and 694,357,203.54

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Solution

The fourth proportional to 1,230,092,747.40, 1,697,526,886.01 and 694,357,203.54 is: 958,212,316.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,092,747.40 : 1,697,526,886.01 = 694,357,203.54 : x
  2. Step 2: Convert to fraction form
    1,230,092,747.40/1,697,526,886.01 = 694,357,203.54/x
  3. Step 3: Cross multiply
    1,230,092,747.40x = 1,697,526,886.01 × 694,357,203.54
  4. Step 4: Simplify right side
    1,230,092,747.40x = 1,178,690,021,500,396,288
  5. Step 5: Solve for x
    x = 1,178,690,021,500,396,288/1,230,092,747.40
  6. Step 6: Final answer
    x = 958,212,316.91

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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.