Home / 162,837,064.80-244,255,597.20-72,137,800.80

Finding the Fourth Proportional to 162,837,064.80, 244,255,597.20 and 72,137,800.80

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Solution

The fourth proportional to 162,837,064.80, 244,255,597.20 and 72,137,800.80 is: 108,206,701.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,837,064.80 : 244,255,597.20 = 72,137,800.80 : x
  2. Step 2: Convert to fraction form
    162,837,064.80/244,255,597.20 = 72,137,800.80/x
  3. Step 3: Cross multiply
    162,837,064.80x = 244,255,597.20 × 72,137,800.80
  4. Step 4: Simplify right side
    162,837,064.80x = 17,620,061,615,098,636
  5. Step 5: Solve for x
    x = 17,620,061,615,098,636/162,837,064.80
  6. Step 6: Final answer
    x = 108,206,701.20

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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.