Home / 102,466,097,532.34-153,498,978,847.59-70,589,139,697.06

Finding the Fourth Proportional to 102,466,097,532.34, 153,498,978,847.59 and 70,589,139,697.06

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Solution

The fourth proportional to 102,466,097,532.34, 153,498,978,847.59 and 70,589,139,697.06 is: 105,745,813,709.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,466,097,532.34 : 153,498,978,847.59 = 70,589,139,697.06 : x
  2. Step 2: Convert to fraction form
    102,466,097,532.34/153,498,978,847.59 = 70,589,139,697.06/x
  3. Step 3: Cross multiply
    102,466,097,532.34x = 153,498,978,847.59 × 70,589,139,697.06
  4. Step 4: Simplify right side
    102,466,097,532.34x = 10,835,360,861,228,588,072,960
  5. Step 5: Solve for x
    x = 10,835,360,861,228,588,072,960/102,466,097,532.34
  6. Step 6: Final answer
    x = 105,745,813,709.84

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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.