Home / 53,474,865,267.70-80,212,297,901.55-28,679,953,971.70

Finding the Fourth Proportional to 53,474,865,267.70, 80,212,297,901.55 and 28,679,953,971.70

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Solution

The fourth proportional to 53,474,865,267.70, 80,212,297,901.55 and 28,679,953,971.70 is: 43,019,930,957.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,474,865,267.70 : 80,212,297,901.55 = 28,679,953,971.70 : x
  2. Step 2: Convert to fraction form
    53,474,865,267.70/80,212,297,901.55 = 28,679,953,971.70/x
  3. Step 3: Cross multiply
    53,474,865,267.70x = 80,212,297,901.55 × 28,679,953,971.70
  4. Step 4: Simplify right side
    53,474,865,267.70x = 2,300,485,011,780,742,676,480
  5. Step 5: Solve for x
    x = 2,300,485,011,780,742,676,480/53,474,865,267.70
  6. Step 6: Final answer
    x = 43,019,930,957.55

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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.