Home / 328,985,080.02-453,983,835.15-196,898,853.06

Finding the Fourth Proportional to 328,985,080.02, 453,983,835.15 and 196,898,853.06

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Solution

The fourth proportional to 328,985,080.02, 453,983,835.15 and 196,898,853.06 is: 271,711,095.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,985,080.02 : 453,983,835.15 = 196,898,853.06 : x
  2. Step 2: Convert to fraction form
    328,985,080.02/453,983,835.15 = 196,898,853.06/x
  3. Step 3: Cross multiply
    328,985,080.02x = 453,983,835.15 × 196,898,853.06
  4. Step 4: Simplify right side
    328,985,080.02x = 89,388,896,448,815,104
  5. Step 5: Solve for x
    x = 89,388,896,448,815,104/328,985,080.02
  6. Step 6: Final answer
    x = 271,711,095.36

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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.