Home / 265,216,009.60-397,824,014.40-193,552,393.60

Finding the Fourth Proportional to 265,216,009.60, 397,824,014.40 and 193,552,393.60

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Solution

The fourth proportional to 265,216,009.60, 397,824,014.40 and 193,552,393.60 is: 290,328,590.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,216,009.60 : 397,824,014.40 = 193,552,393.60 : x
  2. Step 2: Convert to fraction form
    265,216,009.60/397,824,014.40 = 193,552,393.60/x
  3. Step 3: Cross multiply
    265,216,009.60x = 397,824,014.40 × 193,552,393.60
  4. Step 4: Simplify right side
    265,216,009.60x = 76,999,790,218,680,864
  5. Step 5: Solve for x
    x = 76,999,790,218,680,864/265,216,009.60
  6. Step 6: Final answer
    x = 290,328,590.40

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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.