Home / 264,209,014.32-395,710,140.36-126,131,749.68

Finding the Fourth Proportional to 264,209,014.32, 395,710,140.36 and 126,131,749.68

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Solution

The fourth proportional to 264,209,014.32, 395,710,140.36 and 126,131,749.68 is: 188,909,574.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,209,014.32 : 395,710,140.36 = 126,131,749.68 : x
  2. Step 2: Convert to fraction form
    264,209,014.32/395,710,140.36 = 126,131,749.68/x
  3. Step 3: Cross multiply
    264,209,014.32x = 395,710,140.36 × 126,131,749.68
  4. Step 4: Simplify right side
    264,209,014.32x = 49,911,612,369,725,192
  5. Step 5: Solve for x
    x = 49,911,612,369,725,192/264,209,014.32
  6. Step 6: Final answer
    x = 188,909,574.10

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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.