Home / 741,800,232.42-1,023,686,335.14-407,294,421.21

Finding the Fourth Proportional to 741,800,232.42, 1,023,686,335.14 and 407,294,421.21

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Solution

The fourth proportional to 741,800,232.42, 1,023,686,335.14 and 407,294,421.21 is: 562,067,407.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,800,232.42 : 1,023,686,335.14 = 407,294,421.21 : x
  2. Step 2: Convert to fraction form
    741,800,232.42/1,023,686,335.14 = 407,294,421.21/x
  3. Step 3: Cross multiply
    741,800,232.42x = 1,023,686,335.14 × 407,294,421.21
  4. Step 4: Simplify right side
    741,800,232.42x = 416,941,733,371,432,384
  5. Step 5: Solve for x
    x = 416,941,733,371,432,384/741,800,232.42
  6. Step 6: Final answer
    x = 562,067,407.30

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1.5x scale

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.