Home / 369,810,973.56-510,347,402.48-211,037,934.88

Finding the Fourth Proportional to 369,810,973.56, 510,347,402.48 and 211,037,934.88

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Solution

The fourth proportional to 369,810,973.56, 510,347,402.48 and 211,037,934.88 is: 291,237,063.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,810,973.56 : 510,347,402.48 = 211,037,934.88 : x
  2. Step 2: Convert to fraction form
    369,810,973.56/510,347,402.48 = 211,037,934.88/x
  3. Step 3: Cross multiply
    369,810,973.56x = 510,347,402.48 × 211,037,934.88
  4. Step 4: Simplify right side
    369,810,973.56x = 107,702,661,890,751,392
  5. Step 5: Solve for x
    x = 107,702,661,890,751,392/369,810,973.56
  6. Step 6: Final answer
    x = 291,237,063.23

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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.