Home / 818,924,048.40-1,228,386,072.60-614,850,704.40

Finding the Fourth Proportional to 818,924,048.40, 1,228,386,072.60 and 614,850,704.40

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Solution

The fourth proportional to 818,924,048.40, 1,228,386,072.60 and 614,850,704.40 is: 922,276,056.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,924,048.40 : 1,228,386,072.60 = 614,850,704.40 : x
  2. Step 2: Convert to fraction form
    818,924,048.40/1,228,386,072.60 = 614,850,704.40/x
  3. Step 3: Cross multiply
    818,924,048.40x = 1,228,386,072.60 × 614,850,704.40
  4. Step 4: Simplify right side
    818,924,048.40x = 755,274,042,013,259,392
  5. Step 5: Solve for x
    x = 755,274,042,013,259,392/818,924,048.40
  6. Step 6: Final answer
    x = 922,276,056.60

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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.