Home / 100,852,646.40-151,257,974.40-43,346,793.60

Finding the Fourth Proportional to 100,852,646.40, 151,257,974.40 and 43,346,793.60

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Solution

The fourth proportional to 100,852,646.40, 151,257,974.40 and 43,346,793.60 is: 65,011,166.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,852,646.40 : 151,257,974.40 = 43,346,793.60 : x
  2. Step 2: Convert to fraction form
    100,852,646.40/151,257,974.40 = 43,346,793.60/x
  3. Step 3: Cross multiply
    100,852,646.40x = 151,257,974.40 × 43,346,793.60
  4. Step 4: Simplify right side
    100,852,646.40x = 6,556,548,196,670,884
  5. Step 5: Solve for x
    x = 6,556,548,196,670,884/100,852,646.40
  6. Step 6: Final answer
    x = 65,011,166.60

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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.