Home / 775,797,050.22-1,070,599,646.52-423,373,041.78

Finding the Fourth Proportional to 775,797,050.22, 1,070,599,646.52 and 423,373,041.78

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Solution

The fourth proportional to 775,797,050.22, 1,070,599,646.52 and 423,373,041.78 is: 584,254,643.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,797,050.22 : 1,070,599,646.52 = 423,373,041.78 : x
  2. Step 2: Convert to fraction form
    775,797,050.22/1,070,599,646.52 = 423,373,041.78/x
  3. Step 3: Cross multiply
    775,797,050.22x = 1,070,599,646.52 × 423,373,041.78
  4. Step 4: Simplify right side
    775,797,050.22x = 453,263,028,875,765,184
  5. Step 5: Solve for x
    x = 453,263,028,875,765,184/775,797,050.22
  6. Step 6: Final answer
    x = 584,254,643.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.