Home / 2,841,778,551.56-3,921,218,731.53-1,635,886,700.51

Finding the Fourth Proportional to 2,841,778,551.56, 3,921,218,731.53 and 1,635,886,700.51

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Solution

The fourth proportional to 2,841,778,551.56, 3,921,218,731.53 and 1,635,886,700.51 is: 2,257,272,850.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,841,778,551.56 : 3,921,218,731.53 = 1,635,886,700.51 : x
  2. Step 2: Convert to fraction form
    2,841,778,551.56/3,921,218,731.53 = 1,635,886,700.51/x
  3. Step 3: Cross multiply
    2,841,778,551.56x = 3,921,218,731.53 × 1,635,886,700.51
  4. Step 4: Simplify right side
    2,841,778,551.56x = 6,414,669,572,681,014,272
  5. Step 5: Solve for x
    x = 6,414,669,572,681,014,272/2,841,778,551.56
  6. Step 6: Final answer
    x = 2,257,272,850.90

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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.