Home / 1,554,029,573.80-2,330,990,447.10-389,508,255.40

Finding the Fourth Proportional to 1,554,029,573.80, 2,330,990,447.10 and 389,508,255.40

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Solution

The fourth proportional to 1,554,029,573.80, 2,330,990,447.10 and 389,508,255.40 is: 584,248,869.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,029,573.80 : 2,330,990,447.10 = 389,508,255.40 : x
  2. Step 2: Convert to fraction form
    1,554,029,573.80/2,330,990,447.10 = 389,508,255.40/x
  3. Step 3: Cross multiply
    1,554,029,573.80x = 2,330,990,447.10 × 389,508,255.40
  4. Step 4: Simplify right side
    1,554,029,573.80x = 907,940,022,403,986,944
  5. Step 5: Solve for x
    x = 907,940,022,403,986,944/1,554,029,573.80
  6. Step 6: Final answer
    x = 584,248,869.98

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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.