Home / 1,185,211,667.73-1,635,515,397.95-649,362,598.37

Finding the Fourth Proportional to 1,185,211,667.73, 1,635,515,397.95 and 649,362,598.37

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Solution

The fourth proportional to 1,185,211,667.73, 1,635,515,397.95 and 649,362,598.37 is: 896,078,360.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,211,667.73 : 1,635,515,397.95 = 649,362,598.37 : x
  2. Step 2: Convert to fraction form
    1,185,211,667.73/1,635,515,397.95 = 649,362,598.37/x
  3. Step 3: Cross multiply
    1,185,211,667.73x = 1,635,515,397.95 × 649,362,598.37
  4. Step 4: Simplify right side
    1,185,211,667.73x = 1,062,042,528,475,532,160
  5. Step 5: Solve for x
    x = 1,062,042,528,475,532,160/1,185,211,667.73
  6. Step 6: Final answer
    x = 896,078,360.85

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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.