Home / 467,423,157-645,062,949.54-258,575,698.92

Finding the Fourth Proportional to 467,423,157, 645,062,949.54 and 258,575,698.92

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Solution

The fourth proportional to 467,423,157, 645,062,949.54 and 258,575,698.92 is: 356,844,971.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,423,157 : 645,062,949.54 = 258,575,698.92 : x
  2. Step 2: Convert to fraction form
    467,423,157/645,062,949.54 = 258,575,698.92/x
  3. Step 3: Cross multiply
    467,423,157x = 645,062,949.54 × 258,575,698.92
  4. Step 4: Simplify right side
    467,423,157x = 166,797,603,024,702,176
  5. Step 5: Solve for x
    x = 166,797,603,024,702,176/467,423,157
  6. Step 6: Final answer
    x = 356,844,971.26

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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.