Home / 1,758,740,039.37-2,638,194,905.40-578,294,384.43

Finding the Fourth Proportional to 1,758,740,039.37, 2,638,194,905.40 and 578,294,384.43

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Solution

The fourth proportional to 1,758,740,039.37, 2,638,194,905.40 and 578,294,384.43 is: 867,469,475.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,740,039.37 : 2,638,194,905.40 = 578,294,384.43 : x
  2. Step 2: Convert to fraction form
    1,758,740,039.37/2,638,194,905.40 = 578,294,384.43/x
  3. Step 3: Cross multiply
    1,758,740,039.37x = 2,638,194,905.40 × 578,294,384.43
  4. Step 4: Simplify right side
    1,758,740,039.37x = 1,525,653,298,824,655,104
  5. Step 5: Solve for x
    x = 1,525,653,298,824,655,104/1,758,740,039.37
  6. Step 6: Final answer
    x = 867,469,475.12

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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.