Home / 295,644,703.32-407,992,332.83-163,494,590.40

Finding the Fourth Proportional to 295,644,703.32, 407,992,332.83 and 163,494,590.40

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Solution

The fourth proportional to 295,644,703.32, 407,992,332.83 and 163,494,590.40 is: 225,623,995.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,644,703.32 : 407,992,332.83 = 163,494,590.40 : x
  2. Step 2: Convert to fraction form
    295,644,703.32/407,992,332.83 = 163,494,590.40/x
  3. Step 3: Cross multiply
    295,644,703.32x = 407,992,332.83 × 163,494,590.40
  4. Step 4: Simplify right side
    295,644,703.32x = 66,704,539,341,563,848
  5. Step 5: Solve for x
    x = 66,704,539,341,563,848/295,644,703.32
  6. Step 6: Final answer
    x = 225,623,995.94

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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.