Home / 7,142,145,232.70-10,717,395,402.52-2,663,334,065.18

Finding the Fourth Proportional to 7,142,145,232.70, 10,717,395,402.52 and 2,663,334,065.18

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Solution

The fourth proportional to 7,142,145,232.70, 10,717,395,402.52 and 2,663,334,065.18 is: 3,996,558,923.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,142,145,232.70 : 10,717,395,402.52 = 2,663,334,065.18 : x
  2. Step 2: Convert to fraction form
    7,142,145,232.70/10,717,395,402.52 = 2,663,334,065.18/x
  3. Step 3: Cross multiply
    7,142,145,232.70x = 10,717,395,402.52 × 2,663,334,065.18
  4. Step 4: Simplify right side
    7,142,145,232.70x = 28,544,004,265,575,763,968
  5. Step 5: Solve for x
    x = 28,544,004,265,575,763,968/7,142,145,232.70
  6. Step 6: Final answer
    x = 3,996,558,923.90

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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.