Home / 254,732,985.24-382,097,378.16-72,980,338.20

Finding the Fourth Proportional to 254,732,985.24, 382,097,378.16 and 72,980,338.20

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Solution

The fourth proportional to 254,732,985.24, 382,097,378.16 and 72,980,338.20 is: 109,469,905.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,732,985.24 : 382,097,378.16 = 72,980,338.20 : x
  2. Step 2: Convert to fraction form
    254,732,985.24/382,097,378.16 = 72,980,338.20/x
  3. Step 3: Cross multiply
    254,732,985.24x = 382,097,378.16 × 72,980,338.20
  4. Step 4: Simplify right side
    254,732,985.24x = 27,885,595,883,450,096
  5. Step 5: Solve for x
    x = 27,885,595,883,450,096/254,732,985.24
  6. Step 6: Final answer
    x = 109,469,905.74

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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.