Home / 65,398,499.20-98,097,748.80-63,981,323.20

Finding the Fourth Proportional to 65,398,499.20, 98,097,748.80 and 63,981,323.20

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Solution

The fourth proportional to 65,398,499.20, 98,097,748.80 and 63,981,323.20 is: 95,971,984.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,398,499.20 : 98,097,748.80 = 63,981,323.20 : x
  2. Step 2: Convert to fraction form
    65,398,499.20/98,097,748.80 = 63,981,323.20/x
  3. Step 3: Cross multiply
    65,398,499.20x = 98,097,748.80 × 63,981,323.20
  4. Step 4: Simplify right side
    65,398,499.20x = 6,276,423,771,165,212
  5. Step 5: Solve for x
    x = 6,276,423,771,165,212/65,398,499.20
  6. Step 6: Final answer
    x = 95,971,984.80

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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.