Home / 17,985,189,971.56-24,818,578,876.92-9,845,418,735.58

Finding the Fourth Proportional to 17,985,189,971.56, 24,818,578,876.92 and 9,845,418,735.58

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Solution

The fourth proportional to 17,985,189,971.56, 24,818,578,876.92 and 9,845,418,735.58 is: 13,586,139,587.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,985,189,971.56 : 24,818,578,876.92 = 9,845,418,735.58 : x
  2. Step 2: Convert to fraction form
    17,985,189,971.56/24,818,578,876.92 = 9,845,418,735.58/x
  3. Step 3: Cross multiply
    17,985,189,971.56x = 24,818,578,876.92 × 9,845,418,735.58
  4. Step 4: Simplify right side
    17,985,189,971.56x = 244,349,301,465,298,173,952
  5. Step 5: Solve for x
    x = 244,349,301,465,298,173,952/17,985,189,971.56
  6. Step 6: Final answer
    x = 13,586,139,587.72

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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.