Home / 105,493,462.62-145,534,604.67-63,654,191.16

Finding the Fourth Proportional to 105,493,462.62, 145,534,604.67 and 63,654,191.16

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Solution

The fourth proportional to 105,493,462.62, 145,534,604.67 and 63,654,191.16 is: 87,814,802.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,493,462.62 : 145,534,604.67 = 63,654,191.16 : x
  2. Step 2: Convert to fraction form
    105,493,462.62/145,534,604.67 = 63,654,191.16/x
  3. Step 3: Cross multiply
    105,493,462.62x = 145,534,604.67 × 63,654,191.16
  4. Step 4: Simplify right side
    105,493,462.62x = 9,263,887,546,059,208
  5. Step 5: Solve for x
    x = 9,263,887,546,059,208/105,493,462.62
  6. Step 6: Final answer
    x = 87,814,802.13

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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.