Home / 491,913,481,031.16-737,902,597,980.32-128,888,035,411

Finding the Fourth Proportional to 491,913,481,031.16, 737,902,597,980.32 and 128,888,035,411

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Solution

The fourth proportional to 491,913,481,031.16, 737,902,597,980.32 and 128,888,035,411 is: 193,340,536,183.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,913,481,031.16 : 737,902,597,980.32 = 128,888,035,411 : x
  2. Step 2: Convert to fraction form
    491,913,481,031.16/737,902,597,980.32 = 128,888,035,411/x
  3. Step 3: Cross multiply
    491,913,481,031.16x = 737,902,597,980.32 × 128,888,035,411
  4. Step 4: Simplify right side
    491,913,481,031.16x = 95,106,816,178,356,377,092,096
  5. Step 5: Solve for x
    x = 95,106,816,178,356,377,092,096/491,913,481,031.16
  6. Step 6: Final answer
    x = 193,340,536,183.30

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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.