Home / 99,128,484.23-148,676,234.90-30,024,857.97

Finding the Fourth Proportional to 99,128,484.23, 148,676,234.90 and 30,024,857.97

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Solution

The fourth proportional to 99,128,484.23, 148,676,234.90 and 30,024,857.97 is: 45,032,291.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,128,484.23 : 148,676,234.90 = 30,024,857.97 : x
  2. Step 2: Convert to fraction form
    99,128,484.23/148,676,234.90 = 30,024,857.97/x
  3. Step 3: Cross multiply
    99,128,484.23x = 148,676,234.90 × 30,024,857.97
  4. Step 4: Simplify right side
    99,128,484.23x = 4,463,982,836,236,733
  5. Step 5: Solve for x
    x = 4,463,982,836,236,733/99,128,484.23
  6. Step 6: Final answer
    x = 45,032,291.89

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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.