Home / 214,709,123.70-322,063,685.55-99,655,427.70

Finding the Fourth Proportional to 214,709,123.70, 322,063,685.55 and 99,655,427.70

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Solution

The fourth proportional to 214,709,123.70, 322,063,685.55 and 99,655,427.70 is: 149,483,141.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,709,123.70 : 322,063,685.55 = 99,655,427.70 : x
  2. Step 2: Convert to fraction form
    214,709,123.70/322,063,685.55 = 99,655,427.70/x
  3. Step 3: Cross multiply
    214,709,123.70x = 322,063,685.55 × 99,655,427.70
  4. Step 4: Simplify right side
    214,709,123.70x = 32,095,394,330,123,560
  5. Step 5: Solve for x
    x = 32,095,394,330,123,560/214,709,123.70
  6. Step 6: Final answer
    x = 149,483,141.55

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Similar ratio
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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.