Home / 1,157,288,841-1,597,059,222.66-635,801,665.32

Finding the Fourth Proportional to 1,157,288,841, 1,597,059,222.66 and 635,801,665.32

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Solution

The fourth proportional to 1,157,288,841, 1,597,059,222.66 and 635,801,665.32 is: 877,406,639.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,288,841 : 1,597,059,222.66 = 635,801,665.32 : x
  2. Step 2: Convert to fraction form
    1,157,288,841/1,597,059,222.66 = 635,801,665.32/x
  3. Step 3: Cross multiply
    1,157,288,841x = 1,597,059,222.66 × 635,801,665.32
  4. Step 4: Simplify right side
    1,157,288,841x = 1,015,412,913,381,892,864
  5. Step 5: Solve for x
    x = 1,015,412,913,381,892,864/1,157,288,841
  6. Step 6: Final answer
    x = 877,406,639.91

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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.