Home / 251,375,426.10-346,892,641.34-145,533,301.20

Finding the Fourth Proportional to 251,375,426.10, 346,892,641.34 and 145,533,301.20

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Solution

The fourth proportional to 251,375,426.10, 346,892,641.34 and 145,533,301.20 is: 200,832,802.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,375,426.10 : 346,892,641.34 = 145,533,301.20 : x
  2. Step 2: Convert to fraction form
    251,375,426.10/346,892,641.34 = 145,533,301.20/x
  3. Step 3: Cross multiply
    251,375,426.10x = 346,892,641.34 × 145,533,301.20
  4. Step 4: Simplify right side
    251,375,426.10x = 50,484,431,255,470,120
  5. Step 5: Solve for x
    x = 50,484,431,255,470,120/251,375,426.10
  6. Step 6: Final answer
    x = 200,832,802.31

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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.