Home / 1,079,331,890.40-1,489,482,840.24-584,294,598.88

Finding the Fourth Proportional to 1,079,331,890.40, 1,489,482,840.24 and 584,294,598.88

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Solution

The fourth proportional to 1,079,331,890.40, 1,489,482,840.24 and 584,294,598.88 is: 806,329,161.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,331,890.40 : 1,489,482,840.24 = 584,294,598.88 : x
  2. Step 2: Convert to fraction form
    1,079,331,890.40/1,489,482,840.24 = 584,294,598.88/x
  3. Step 3: Cross multiply
    1,079,331,890.40x = 1,489,482,840.24 × 584,294,598.88
  4. Step 4: Simplify right side
    1,079,331,890.40x = 870,296,778,676,673,920
  5. Step 5: Solve for x
    x = 870,296,778,676,673,920/1,079,331,890.40
  6. Step 6: Final answer
    x = 806,329,161.97

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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.