Home / 306,622,519.02-423,123,070.95-167,366,376.54

Finding the Fourth Proportional to 306,622,519.02, 423,123,070.95 and 167,366,376.54

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Solution

The fourth proportional to 306,622,519.02, 423,123,070.95 and 167,366,376.54 is: 230,956,863.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,622,519.02 : 423,123,070.95 = 167,366,376.54 : x
  2. Step 2: Convert to fraction form
    306,622,519.02/423,123,070.95 = 167,366,376.54/x
  3. Step 3: Cross multiply
    306,622,519.02x = 423,123,070.95 × 167,366,376.54
  4. Step 4: Simplify right side
    306,622,519.02x = 70,816,575,215,378,832
  5. Step 5: Solve for x
    x = 70,816,575,215,378,832/306,622,519.02
  6. Step 6: Final answer
    x = 230,956,863.32

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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.