Home / 30,193,722,006.30-45,290,583,009.45-10,319,050,920.60

Finding the Fourth Proportional to 30,193,722,006.30, 45,290,583,009.45 and 10,319,050,920.60

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Solution

The fourth proportional to 30,193,722,006.30, 45,290,583,009.45 and 10,319,050,920.60 is: 15,478,576,380.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,193,722,006.30 : 45,290,583,009.45 = 10,319,050,920.60 : x
  2. Step 2: Convert to fraction form
    30,193,722,006.30/45,290,583,009.45 = 10,319,050,920.60/x
  3. Step 3: Cross multiply
    30,193,722,006.30x = 45,290,583,009.45 × 10,319,050,920.60
  4. Step 4: Simplify right side
    30,193,722,006.30x = 467,355,832,298,175,725,568
  5. Step 5: Solve for x
    x = 467,355,832,298,175,725,568/30,193,722,006.30
  6. Step 6: Final answer
    x = 15,478,576,380.90

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1.5x scale

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.