Home / 1,337,431,009.60-2,006,146,514.40-354,855,649.60

Finding the Fourth Proportional to 1,337,431,009.60, 2,006,146,514.40 and 354,855,649.60

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Solution

The fourth proportional to 1,337,431,009.60, 2,006,146,514.40 and 354,855,649.60 is: 532,283,474.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,431,009.60 : 2,006,146,514.40 = 354,855,649.60 : x
  2. Step 2: Convert to fraction form
    1,337,431,009.60/2,006,146,514.40 = 354,855,649.60/x
  3. Step 3: Cross multiply
    1,337,431,009.60x = 2,006,146,514.40 × 354,855,649.60
  4. Step 4: Simplify right side
    1,337,431,009.60x = 711,892,424,560,187,776
  5. Step 5: Solve for x
    x = 711,892,424,560,187,776/1,337,431,009.60
  6. Step 6: Final answer
    x = 532,283,474.40

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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.