Home / 1,230,092,749.40-1,697,526,888.77-694,357,205.54

Finding the Fourth Proportional to 1,230,092,749.40, 1,697,526,888.77 and 694,357,205.54

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Solution

The fourth proportional to 1,230,092,749.40, 1,697,526,888.77 and 694,357,205.54 is: 958,212,319.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,092,749.40 : 1,697,526,888.77 = 694,357,205.54 : x
  2. Step 2: Convert to fraction form
    1,230,092,749.40/1,697,526,888.77 = 694,357,205.54/x
  3. Step 3: Cross multiply
    1,230,092,749.40x = 1,697,526,888.77 × 694,357,205.54
  4. Step 4: Simplify right side
    1,230,092,749.40x = 1,178,690,026,815,347,456
  5. Step 5: Solve for x
    x = 1,178,690,026,815,347,456/1,230,092,749.40
  6. Step 6: Final answer
    x = 958,212,319.67

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Double scale
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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.