Home / 160,346,778.21-240,520,968.17-56,716,079.04

Finding the Fourth Proportional to 160,346,778.21, 240,520,968.17 and 56,716,079.04

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Solution

The fourth proportional to 160,346,778.21, 240,520,968.17 and 56,716,079.04 is: 85,074,401.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,346,778.21 : 240,520,968.17 = 56,716,079.04 : x
  2. Step 2: Convert to fraction form
    160,346,778.21/240,520,968.17 = 56,716,079.04/x
  3. Step 3: Cross multiply
    160,346,778.21x = 240,520,968.17 × 56,716,079.04
  4. Step 4: Simplify right side
    160,346,778.21x = 13,641,406,241,436,148
  5. Step 5: Solve for x
    x = 13,641,406,241,436,148/160,346,778.21
  6. Step 6: Final answer
    x = 85,074,401.83

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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.