Home / 2,081,896,377.52-2,872,999,996.32-1,129,274,730.61

Finding the Fourth Proportional to 2,081,896,377.52, 2,872,999,996.32 and 1,129,274,730.61

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Solution

The fourth proportional to 2,081,896,377.52, 2,872,999,996.32 and 1,129,274,730.61 is: 1,558,389,904.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081,896,377.52 : 2,872,999,996.32 = 1,129,274,730.61 : x
  2. Step 2: Convert to fraction form
    2,081,896,377.52/2,872,999,996.32 = 1,129,274,730.61/x
  3. Step 3: Cross multiply
    2,081,896,377.52x = 2,872,999,996.32 × 1,129,274,730.61
  4. Step 4: Simplify right side
    2,081,896,377.52x = 3,244,406,296,886,798,848
  5. Step 5: Solve for x
    x = 3,244,406,296,886,798,848/2,081,896,377.52
  6. Step 6: Final answer
    x = 1,558,389,904.47

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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.