Home / 150,045,964.20-225,068,946.30-139,968,268.20

Finding the Fourth Proportional to 150,045,964.20, 225,068,946.30 and 139,968,268.20

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Solution

The fourth proportional to 150,045,964.20, 225,068,946.30 and 139,968,268.20 is: 209,952,402.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,045,964.20 : 225,068,946.30 = 139,968,268.20 : x
  2. Step 2: Convert to fraction form
    150,045,964.20/225,068,946.30 = 139,968,268.20/x
  3. Step 3: Cross multiply
    150,045,964.20x = 225,068,946.30 × 139,968,268.20
  4. Step 4: Simplify right side
    150,045,964.20x = 31,502,510,639,209,796
  5. Step 5: Solve for x
    x = 31,502,510,639,209,796/150,045,964.20
  6. Step 6: Final answer
    x = 209,952,402.30

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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.