Home / 996,499,117.80-1,494,748,676.70-414,039,781.80

Finding the Fourth Proportional to 996,499,117.80, 1,494,748,676.70 and 414,039,781.80

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Solution

The fourth proportional to 996,499,117.80, 1,494,748,676.70 and 414,039,781.80 is: 621,059,672.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,499,117.80 : 1,494,748,676.70 = 414,039,781.80 : x
  2. Step 2: Convert to fraction form
    996,499,117.80/1,494,748,676.70 = 414,039,781.80/x
  3. Step 3: Cross multiply
    996,499,117.80x = 1,494,748,676.70 × 414,039,781.80
  4. Step 4: Simplify right side
    996,499,117.80x = 618,885,415,946,706,816
  5. Step 5: Solve for x
    x = 618,885,415,946,706,816/996,499,117.80
  6. Step 6: Final answer
    x = 621,059,672.70

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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.