Home / 558,091,853.60-837,137,780.40-169,911,600.80

Finding the Fourth Proportional to 558,091,853.60, 837,137,780.40 and 169,911,600.80

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Solution

The fourth proportional to 558,091,853.60, 837,137,780.40 and 169,911,600.80 is: 254,867,401.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,091,853.60 : 837,137,780.40 = 169,911,600.80 : x
  2. Step 2: Convert to fraction form
    558,091,853.60/837,137,780.40 = 169,911,600.80/x
  3. Step 3: Cross multiply
    558,091,853.60x = 837,137,780.40 × 169,911,600.80
  4. Step 4: Simplify right side
    558,091,853.60x = 142,239,420,357,922,864
  5. Step 5: Solve for x
    x = 142,239,420,357,922,864/558,091,853.60
  6. Step 6: Final answer
    x = 254,867,401.20

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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.