Home / 1,158,993,302.54-1,599,826,784.78-689,093,502.49

Finding the Fourth Proportional to 1,158,993,302.54, 1,599,826,784.78 and 689,093,502.49

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Solution

The fourth proportional to 1,158,993,302.54, 1,599,826,784.78 and 689,093,502.49 is: 951,196,387.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,993,302.54 : 1,599,826,784.78 = 689,093,502.49 : x
  2. Step 2: Convert to fraction form
    1,158,993,302.54/1,599,826,784.78 = 689,093,502.49/x
  3. Step 3: Cross multiply
    1,158,993,302.54x = 1,599,826,784.78 × 689,093,502.49
  4. Step 4: Simplify right side
    1,158,993,302.54x = 1,102,430,242,489,921,152
  5. Step 5: Solve for x
    x = 1,102,430,242,489,921,152/1,158,993,302.54
  6. Step 6: Final answer
    x = 951,196,387.48

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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.