Home / 456,766,544.34-630,338,468.40-247,922,729.64

Finding the Fourth Proportional to 456,766,544.34, 630,338,468.40 and 247,922,729.64

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Solution

The fourth proportional to 456,766,544.34, 630,338,468.40 and 247,922,729.64 is: 342,133,712.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,766,544.34 : 630,338,468.40 = 247,922,729.64 : x
  2. Step 2: Convert to fraction form
    456,766,544.34/630,338,468.40 = 247,922,729.64/x
  3. Step 3: Cross multiply
    456,766,544.34x = 630,338,468.40 × 247,922,729.64
  4. Step 4: Simplify right side
    456,766,544.34x = 156,275,233,682,824,864
  5. Step 5: Solve for x
    x = 156,275,233,682,824,864/456,766,544.34
  6. Step 6: Final answer
    x = 342,133,712.77

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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.