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Finding the Fourth Proportional to 97,805,159.60, 146,707,739.40 and 63,367,782.80

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Solution

The fourth proportional to 97,805,159.60, 146,707,739.40 and 63,367,782.80 is: 95,051,674.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,805,159.60 : 146,707,739.40 = 63,367,782.80 : x
  2. Step 2: Convert to fraction form
    97,805,159.60/146,707,739.40 = 63,367,782.80/x
  3. Step 3: Cross multiply
    97,805,159.60x = 146,707,739.40 × 63,367,782.80
  4. Step 4: Simplify right side
    97,805,159.60x = 9,296,544,165,378,202
  5. Step 5: Solve for x
    x = 9,296,544,165,378,202/97,805,159.60
  6. Step 6: Final answer
    x = 95,051,674.20

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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.