Home / 1,458,060,976.60-2,012,136,316.70-855,591,853.59

Finding the Fourth Proportional to 1,458,060,976.60, 2,012,136,316.70 and 855,591,853.59

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Solution

The fourth proportional to 1,458,060,976.60, 2,012,136,316.70 and 855,591,853.59 is: 1,180,723,898.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,060,976.60 : 2,012,136,316.70 = 855,591,853.59 : x
  2. Step 2: Convert to fraction form
    1,458,060,976.60/2,012,136,316.70 = 855,591,853.59/x
  3. Step 3: Cross multiply
    1,458,060,976.60x = 2,012,136,316.70 × 855,591,853.59
  4. Step 4: Simplify right side
    1,458,060,976.60x = 1,721,567,440,876,830,208
  5. Step 5: Solve for x
    x = 1,721,567,440,876,830,208/1,458,060,976.60
  6. Step 6: Final answer
    x = 1,180,723,898.73

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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.