Home / 79,714,855.20-119,572,282.80-50,993,421.60

Finding the Fourth Proportional to 79,714,855.20, 119,572,282.80 and 50,993,421.60

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Solution

The fourth proportional to 79,714,855.20, 119,572,282.80 and 50,993,421.60 is: 76,490,132.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,714,855.20 : 119,572,282.80 = 50,993,421.60 : x
  2. Step 2: Convert to fraction form
    79,714,855.20/119,572,282.80 = 50,993,421.60/x
  3. Step 3: Cross multiply
    79,714,855.20x = 119,572,282.80 × 50,993,421.60
  4. Step 4: Simplify right side
    79,714,855.20x = 6,097,399,828,494,829
  5. Step 5: Solve for x
    x = 6,097,399,828,494,829/79,714,855.20
  6. Step 6: Final answer
    x = 76,490,132.40

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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.