Home / 97,470,035.40-146,205,053.10-82,164,534.60

Finding the Fourth Proportional to 97,470,035.40, 146,205,053.10 and 82,164,534.60

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Solution

The fourth proportional to 97,470,035.40, 146,205,053.10 and 82,164,534.60 is: 123,246,801.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,470,035.40 : 146,205,053.10 = 82,164,534.60 : x
  2. Step 2: Convert to fraction form
    97,470,035.40/146,205,053.10 = 82,164,534.60/x
  3. Step 3: Cross multiply
    97,470,035.40x = 146,205,053.10 × 82,164,534.60
  4. Step 4: Simplify right side
    97,470,035.40x = 12,012,870,144,129,786
  5. Step 5: Solve for x
    x = 12,012,870,144,129,786/97,470,035.40
  6. Step 6: Final answer
    x = 123,246,801.90

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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.