Home / 230,238,622.80-344,910,036.60-139,091,461.20

Finding the Fourth Proportional to 230,238,622.80, 344,910,036.60 and 139,091,461.20

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Solution

The fourth proportional to 230,238,622.80, 344,910,036.60 and 139,091,461.20 is: 208,366,608.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,238,622.80 : 344,910,036.60 = 139,091,461.20 : x
  2. Step 2: Convert to fraction form
    230,238,622.80/344,910,036.60 = 139,091,461.20/x
  3. Step 3: Cross multiply
    230,238,622.80x = 344,910,036.60 × 139,091,461.20
  4. Step 4: Simplify right side
    230,238,622.80x = 47,974,040,973,239,480
  5. Step 5: Solve for x
    x = 47,974,040,973,239,480/230,238,622.80
  6. Step 6: Final answer
    x = 208,366,608.48

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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.