Home / 82,990,290.85-124,401,455.48-48,894,086.05

Finding the Fourth Proportional to 82,990,290.85, 124,401,455.48 and 48,894,086.05

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Solution

The fourth proportional to 82,990,290.85, 124,401,455.48 and 48,894,086.05 is: 73,291,651.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,990,290.85 : 124,401,455.48 = 48,894,086.05 : x
  2. Step 2: Convert to fraction form
    82,990,290.85/124,401,455.48 = 48,894,086.05/x
  3. Step 3: Cross multiply
    82,990,290.85x = 124,401,455.48 × 48,894,086.05
  4. Step 4: Simplify right side
    82,990,290.85x = 6,082,495,468,739,893
  5. Step 5: Solve for x
    x = 6,082,495,468,739,893/82,990,290.85
  6. Step 6: Final answer
    x = 73,291,651.43

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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.