Home / 90,214,587.42-124,496,216.37-48,961,493.16

Finding the Fourth Proportional to 90,214,587.42, 124,496,216.37 and 48,961,493.16

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Solution

The fourth proportional to 90,214,587.42, 124,496,216.37 and 48,961,493.16 is: 67,566,907.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,214,587.42 : 124,496,216.37 = 48,961,493.16 : x
  2. Step 2: Convert to fraction form
    90,214,587.42/124,496,216.37 = 48,961,493.16/x
  3. Step 3: Cross multiply
    90,214,587.42x = 124,496,216.37 × 48,961,493.16
  4. Step 4: Simplify right side
    90,214,587.42x = 6,095,520,646,245,635
  5. Step 5: Solve for x
    x = 6,095,520,646,245,635/90,214,587.42
  6. Step 6: Final answer
    x = 67,566,907.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.