Home / 265,656,768.66-366,615,456.93-154,139,188.50

Finding the Fourth Proportional to 265,656,768.66, 366,615,456.93 and 154,139,188.50

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Solution

The fourth proportional to 265,656,768.66, 366,615,456.93 and 154,139,188.50 is: 212,717,369.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,656,768.66 : 366,615,456.93 = 154,139,188.50 : x
  2. Step 2: Convert to fraction form
    265,656,768.66/366,615,456.93 = 154,139,188.50/x
  3. Step 3: Cross multiply
    265,656,768.66x = 366,615,456.93 × 154,139,188.50
  4. Step 4: Simplify right side
    265,656,768.66x = 56,509,809,022,746,904
  5. Step 5: Solve for x
    x = 56,509,809,022,746,904/265,656,768.66
  6. Step 6: Final answer
    x = 212,717,369.51

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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.