Home / 169,967,477.40-254,951,216.10-118,311,412.20

Finding the Fourth Proportional to 169,967,477.40, 254,951,216.10 and 118,311,412.20

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Solution

The fourth proportional to 169,967,477.40, 254,951,216.10 and 118,311,412.20 is: 177,467,118.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,967,477.40 : 254,951,216.10 = 118,311,412.20 : x
  2. Step 2: Convert to fraction form
    169,967,477.40/254,951,216.10 = 118,311,412.20/x
  3. Step 3: Cross multiply
    169,967,477.40x = 254,951,216.10 × 118,311,412.20
  4. Step 4: Simplify right side
    169,967,477.40x = 30,163,638,418,898,376
  5. Step 5: Solve for x
    x = 30,163,638,418,898,376/169,967,477.40
  6. Step 6: Final answer
    x = 177,467,118.30

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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.