Home / 82,806,185.57-114,270,567.80-45,130,539.13

Finding the Fourth Proportional to 82,806,185.57, 114,270,567.80 and 45,130,539.13

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Solution

The fourth proportional to 82,806,185.57, 114,270,567.80 and 45,130,539.13 is: 62,279,071.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,806,185.57 : 114,270,567.80 = 45,130,539.13 : x
  2. Step 2: Convert to fraction form
    82,806,185.57/114,270,567.80 = 45,130,539.13/x
  3. Step 3: Cross multiply
    82,806,185.57x = 114,270,567.80 × 45,130,539.13
  4. Step 4: Simplify right side
    82,806,185.57x = 5,157,092,330,993,889
  5. Step 5: Solve for x
    x = 5,157,092,330,993,889/82,806,185.57
  6. Step 6: Final answer
    x = 62,279,071.25

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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.