Home / 90,219,063.03-124,503,501.38-48,966,449.91

Finding the Fourth Proportional to 90,219,063.03, 124,503,501.38 and 48,966,449.91

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Solution

The fourth proportional to 90,219,063.03, 124,503,501.38 and 48,966,449.91 is: 67,574,349.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,219,063.03 : 124,503,501.38 = 48,966,449.91 : x
  2. Step 2: Convert to fraction form
    90,219,063.03/124,503,501.38 = 48,966,449.91/x
  3. Step 3: Cross multiply
    90,219,063.03x = 124,503,501.38 × 48,966,449.91
  4. Step 4: Simplify right side
    90,219,063.03x = 6,096,494,463,698,553
  5. Step 5: Solve for x
    x = 6,096,494,463,698,553/90,219,063.03
  6. Step 6: Final answer
    x = 67,574,349.13

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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.