Home / 185,612,057.34-278,416,313.01-112,848,927.18

Finding the Fourth Proportional to 185,612,057.34, 278,416,313.01 and 112,848,927.18

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Solution

The fourth proportional to 185,612,057.34, 278,416,313.01 and 112,848,927.18 is: 169,272,312.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,612,057.34 : 278,416,313.01 = 112,848,927.18 : x
  2. Step 2: Convert to fraction form
    185,612,057.34/278,416,313.01 = 112,848,927.18/x
  3. Step 3: Cross multiply
    185,612,057.34x = 278,416,313.01 × 112,848,927.18
  4. Step 4: Simplify right side
    185,612,057.34x = 31,418,982,232,589,576
  5. Step 5: Solve for x
    x = 31,418,982,232,589,576/185,612,057.34
  6. Step 6: Final answer
    x = 169,272,312.82

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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.