Home / 187,282,427.04-258,447,845.52-103,650,720.12

Finding the Fourth Proportional to 187,282,427.04, 258,447,845.52 and 103,650,720.12

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Solution

The fourth proportional to 187,282,427.04, 258,447,845.52 and 103,650,720.12 is: 143,036,940.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,282,427.04 : 258,447,845.52 = 103,650,720.12 : x
  2. Step 2: Convert to fraction form
    187,282,427.04/258,447,845.52 = 103,650,720.12/x
  3. Step 3: Cross multiply
    187,282,427.04x = 258,447,845.52 × 103,650,720.12
  4. Step 4: Simplify right side
    187,282,427.04x = 26,788,305,301,610,520
  5. Step 5: Solve for x
    x = 26,788,305,301,610,520/187,282,427.04
  6. Step 6: Final answer
    x = 143,036,940.12

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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.