Home / 65,217,717.80-97,814,135.10-19,780,994.60

Finding the Fourth Proportional to 65,217,717.80, 97,814,135.10 and 19,780,994.60

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Solution

The fourth proportional to 65,217,717.80, 97,814,135.10 and 19,780,994.60 is: 29,667,718.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,217,717.80 : 97,814,135.10 = 19,780,994.60 : x
  2. Step 2: Convert to fraction form
    65,217,717.80/97,814,135.10 = 19,780,994.60/x
  3. Step 3: Cross multiply
    65,217,717.80x = 97,814,135.10 × 19,780,994.60
  4. Step 4: Simplify right side
    65,217,717.80x = 1,934,860,878,216,770.50
  5. Step 5: Solve for x
    x = 1,934,860,878,216,770.50/65,217,717.80
  6. Step 6: Final answer
    x = 29,667,718.27

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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.