Home / 76,624,553.60-114,936,830.40-61,508,009.60

Finding the Fourth Proportional to 76,624,553.60, 114,936,830.40 and 61,508,009.60

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Solution

The fourth proportional to 76,624,553.60, 114,936,830.40 and 61,508,009.60 is: 92,262,014.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,624,553.60 : 114,936,830.40 = 61,508,009.60 : x
  2. Step 2: Convert to fraction form
    76,624,553.60/114,936,830.40 = 61,508,009.60/x
  3. Step 3: Cross multiply
    76,624,553.60x = 114,936,830.40 × 61,508,009.60
  4. Step 4: Simplify right side
    76,624,553.60x = 7,069,535,667,636,772
  5. Step 5: Solve for x
    x = 7,069,535,667,636,772/76,624,553.60
  6. Step 6: Final answer
    x = 92,262,014.40

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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.