Home / 874,198,749.60-1,311,298,124.40-824,034,218.40

Finding the Fourth Proportional to 874,198,749.60, 1,311,298,124.40 and 824,034,218.40

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Solution

The fourth proportional to 874,198,749.60, 1,311,298,124.40 and 824,034,218.40 is: 1,236,051,327.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,198,749.60 : 1,311,298,124.40 = 824,034,218.40 : x
  2. Step 2: Convert to fraction form
    874,198,749.60/1,311,298,124.40 = 824,034,218.40/x
  3. Step 3: Cross multiply
    874,198,749.60x = 1,311,298,124.40 × 824,034,218.40
  4. Step 4: Simplify right side
    874,198,749.60x = 1,080,554,525,029,340,032
  5. Step 5: Solve for x
    x = 1,080,554,525,029,340,032/874,198,749.60
  6. Step 6: Final answer
    x = 1,236,051,327.60

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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.