Home / 472,410,347.70-708,615,521.55-185,196,011.70

Finding the Fourth Proportional to 472,410,347.70, 708,615,521.55 and 185,196,011.70

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Solution

The fourth proportional to 472,410,347.70, 708,615,521.55 and 185,196,011.70 is: 277,794,017.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,410,347.70 : 708,615,521.55 = 185,196,011.70 : x
  2. Step 2: Convert to fraction form
    472,410,347.70/708,615,521.55 = 185,196,011.70/x
  3. Step 3: Cross multiply
    472,410,347.70x = 708,615,521.55 × 185,196,011.70
  4. Step 4: Simplify right side
    472,410,347.70x = 131,232,768,419,775,392
  5. Step 5: Solve for x
    x = 131,232,768,419,775,392/472,410,347.70
  6. Step 6: Final answer
    x = 277,794,017.55

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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.