Home / 263,149,807.02-363,151,014.38-144,070,398.06

Finding the Fourth Proportional to 263,149,807.02, 363,151,014.38 and 144,070,398.06

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Solution

The fourth proportional to 263,149,807.02, 363,151,014.38 and 144,070,398.06 is: 198,819,492.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,149,807.02 : 363,151,014.38 = 144,070,398.06 : x
  2. Step 2: Convert to fraction form
    263,149,807.02/363,151,014.38 = 144,070,398.06/x
  3. Step 3: Cross multiply
    263,149,807.02x = 363,151,014.38 × 144,070,398.06
  4. Step 4: Simplify right side
    263,149,807.02x = 52,319,311,197,619,384
  5. Step 5: Solve for x
    x = 52,319,311,197,619,384/263,149,807.02
  6. Step 6: Final answer
    x = 198,819,492.93

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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.