Home / 115,638,422.04-159,581,252.52-63,427,887

Finding the Fourth Proportional to 115,638,422.04, 159,581,252.52 and 63,427,887

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Solution

The fourth proportional to 115,638,422.04, 159,581,252.52 and 63,427,887 is: 87,530,610.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,638,422.04 : 159,581,252.52 = 63,427,887 : x
  2. Step 2: Convert to fraction form
    115,638,422.04/159,581,252.52 = 63,427,887/x
  3. Step 3: Cross multiply
    115,638,422.04x = 159,581,252.52 × 63,427,887
  4. Step 4: Simplify right side
    115,638,422.04x = 10,121,901,652,157,026
  5. Step 5: Solve for x
    x = 10,121,901,652,157,026/115,638,422.04
  6. Step 6: Final answer
    x = 87,530,610.27

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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.