Home / 84,927,953-127,229,636.28-71,182,896.14

Finding the Fourth Proportional to 84,927,953, 127,229,636.28 and 71,182,896.14

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Solution

The fourth proportional to 84,927,953, 127,229,636.28 and 71,182,896.14 is: 106,638,317.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,927,953 : 127,229,636.28 = 71,182,896.14 : x
  2. Step 2: Convert to fraction form
    84,927,953/127,229,636.28 = 71,182,896.14/x
  3. Step 3: Cross multiply
    84,927,953x = 127,229,636.28 × 71,182,896.14
  4. Step 4: Simplify right side
    84,927,953x = 9,056,573,985,249,216
  5. Step 5: Solve for x
    x = 9,056,573,985,249,216/84,927,953
  6. Step 6: Final answer
    x = 106,638,317.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.