Home / 85,343,632.59-117,774,584.09-46,185,412.78

Finding the Fourth Proportional to 85,343,632.59, 117,774,584.09 and 46,185,412.78

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Solution

The fourth proportional to 85,343,632.59, 117,774,584.09 and 46,185,412.78 is: 63,736,070.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,343,632.59 : 117,774,584.09 = 46,185,412.78 : x
  2. Step 2: Convert to fraction form
    85,343,632.59/117,774,584.09 = 46,185,412.78/x
  3. Step 3: Cross multiply
    85,343,632.59x = 117,774,584.09 × 46,185,412.78
  4. Step 4: Simplify right side
    85,343,632.59x = 5,439,467,781,189,471
  5. Step 5: Solve for x
    x = 5,439,467,781,189,471/85,343,632.59
  6. Step 6: Final answer
    x = 63,736,070.47

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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.