Home / 443,232,045.20-664,848,067.80-201,367,341.20

Finding the Fourth Proportional to 443,232,045.20, 664,848,067.80 and 201,367,341.20

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Solution

The fourth proportional to 443,232,045.20, 664,848,067.80 and 201,367,341.20 is: 302,051,011.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,232,045.20 : 664,848,067.80 = 201,367,341.20 : x
  2. Step 2: Convert to fraction form
    443,232,045.20/664,848,067.80 = 201,367,341.20/x
  3. Step 3: Cross multiply
    443,232,045.20x = 664,848,067.80 × 201,367,341.20
  4. Step 4: Simplify right side
    443,232,045.20x = 133,878,687,714,843,312
  5. Step 5: Solve for x
    x = 133,878,687,714,843,312/443,232,045.20
  6. Step 6: Final answer
    x = 302,051,011.80

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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.