Home / 743,979,510,020.34-1,115,062,637,355.50-385,633,924,325.46

Finding the Fourth Proportional to 743,979,510,020.34, 1,115,062,637,355.50 and 385,633,924,325.46

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Solution

The fourth proportional to 743,979,510,020.34, 1,115,062,637,355.50 and 385,633,924,325.46 is: 577,980,945,604.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,979,510,020.34 : 1,115,062,637,355.50 = 385,633,924,325.46 : x
  2. Step 2: Convert to fraction form
    743,979,510,020.34/1,115,062,637,355.50 = 385,633,924,325.46/x
  3. Step 3: Cross multiply
    743,979,510,020.34x = 1,115,062,637,355.50 × 385,633,924,325.46
  4. Step 4: Simplify right side
    743,979,510,020.34x = 430,005,980,712,098,773,073,920
  5. Step 5: Solve for x
    x = 430,005,980,712,098,773,073,920/743,979,510,020.34
  6. Step 6: Final answer
    x = 577,980,945,604.73

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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.