Home / 1,243,971,950.24-1,716,669,989.63-679,456,714.43

Finding the Fourth Proportional to 1,243,971,950.24, 1,716,669,989.63 and 679,456,714.43

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Solution

The fourth proportional to 1,243,971,950.24, 1,716,669,989.63 and 679,456,714.43 is: 937,644,092.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,971,950.24 : 1,716,669,989.63 = 679,456,714.43 : x
  2. Step 2: Convert to fraction form
    1,243,971,950.24/1,716,669,989.63 = 679,456,714.43/x
  3. Step 3: Cross multiply
    1,243,971,950.24x = 1,716,669,989.63 × 679,456,714.43
  4. Step 4: Simplify right side
    1,243,971,950.24x = 1,166,402,950,902,601,216
  5. Step 5: Solve for x
    x = 1,166,402,950,902,601,216/1,243,971,950.24
  6. Step 6: Final answer
    x = 937,644,092.93

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1.5x scale

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.