Home / 214,693,970.48-321,743,012.40-97,823,710.96

Finding the Fourth Proportional to 214,693,970.48, 321,743,012.40 and 97,823,710.96

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Solution

The fourth proportional to 214,693,970.48, 321,743,012.40 and 97,823,710.96 is: 146,599,810.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,693,970.48 : 321,743,012.40 = 97,823,710.96 : x
  2. Step 2: Convert to fraction form
    214,693,970.48/321,743,012.40 = 97,823,710.96/x
  3. Step 3: Cross multiply
    214,693,970.48x = 321,743,012.40 × 97,823,710.96
  4. Step 4: Simplify right side
    214,693,970.48x = 31,474,095,448,417,292
  5. Step 5: Solve for x
    x = 31,474,095,448,417,292/214,693,970.48
  6. Step 6: Final answer
    x = 146,599,810.78

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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.