Home / 168,088,607.60-251,946,287.40-65,818,655.60

Finding the Fourth Proportional to 168,088,607.60, 251,946,287.40 and 65,818,655.60

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Solution

The fourth proportional to 168,088,607.60, 251,946,287.40 and 65,818,655.60 is: 98,654,906.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,088,607.60 : 251,946,287.40 = 65,818,655.60 : x
  2. Step 2: Convert to fraction form
    168,088,607.60/251,946,287.40 = 65,818,655.60/x
  3. Step 3: Cross multiply
    168,088,607.60x = 251,946,287.40 × 65,818,655.60
  4. Step 4: Simplify right side
    168,088,607.60x = 16,582,765,920,079,220
  5. Step 5: Solve for x
    x = 16,582,765,920,079,220/168,088,607.60
  6. Step 6: Final answer
    x = 98,654,906.82

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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.