Home / 65,456,891.96-98,199,707.43-19,402,313.32

Finding the Fourth Proportional to 65,456,891.96, 98,199,707.43 and 19,402,313.32

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Solution

The fourth proportional to 65,456,891.96, 98,199,707.43 and 19,402,313.32 is: 29,107,729.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,456,891.96 : 98,199,707.43 = 19,402,313.32 : x
  2. Step 2: Convert to fraction form
    65,456,891.96/98,199,707.43 = 19,402,313.32/x
  3. Step 3: Cross multiply
    65,456,891.96x = 98,199,707.43 × 19,402,313.32
  4. Step 4: Simplify right side
    65,456,891.96x = 1,905,301,490,998,193.75
  5. Step 5: Solve for x
    x = 1,905,301,490,998,193.75/65,456,891.96
  6. Step 6: Final answer
    x = 29,107,729.28

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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.