Home / 90,219,064.03-124,503,502.76-48,966,450.91

Finding the Fourth Proportional to 90,219,064.03, 124,503,502.76 and 48,966,450.91

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Solution

The fourth proportional to 90,219,064.03, 124,503,502.76 and 48,966,450.91 is: 67,574,350.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,219,064.03 : 124,503,502.76 = 48,966,450.91 : x
  2. Step 2: Convert to fraction form
    90,219,064.03/124,503,502.76 = 48,966,450.91/x
  3. Step 3: Cross multiply
    90,219,064.03x = 124,503,502.76 × 48,966,450.91
  4. Step 4: Simplify right side
    90,219,064.03x = 6,096,494,656,020,589
  5. Step 5: Solve for x
    x = 6,096,494,656,020,589/90,219,064.03
  6. Step 6: Final answer
    x = 67,574,350.52

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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.