Home / 446,129,221.64-615,631,337.17-247,883,937.81

Finding the Fourth Proportional to 446,129,221.64, 615,631,337.17 and 247,883,937.81

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Solution

The fourth proportional to 446,129,221.64, 615,631,337.17 and 247,883,937.81 is: 342,064,838.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,129,221.64 : 615,631,337.17 = 247,883,937.81 : x
  2. Step 2: Convert to fraction form
    446,129,221.64/615,631,337.17 = 247,883,937.81/x
  3. Step 3: Cross multiply
    446,129,221.64x = 615,631,337.17 × 247,883,937.81
  4. Step 4: Simplify right side
    446,129,221.64x = 152,605,120,094,007,104
  5. Step 5: Solve for x
    x = 152,605,120,094,007,104/446,129,221.64
  6. Step 6: Final answer
    x = 342,064,838.38

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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.