Home / 256,935,551.40-385,275,800.70-93,166,770.60

Finding the Fourth Proportional to 256,935,551.40, 385,275,800.70 and 93,166,770.60

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Solution

The fourth proportional to 256,935,551.40, 385,275,800.70 and 93,166,770.60 is: 139,703,913.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,935,551.40 : 385,275,800.70 = 93,166,770.60 : x
  2. Step 2: Convert to fraction form
    256,935,551.40/385,275,800.70 = 93,166,770.60/x
  3. Step 3: Cross multiply
    256,935,551.40x = 385,275,800.70 × 93,166,770.60
  4. Step 4: Simplify right side
    256,935,551.40x = 35,894,902,141,548,216
  5. Step 5: Solve for x
    x = 35,894,902,141,548,216/256,935,551.40
  6. Step 6: Final answer
    x = 139,703,913.86

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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.