Home / 940,555,486.06-1,410,044,038.90-415,839,871.91

Finding the Fourth Proportional to 940,555,486.06, 1,410,044,038.90 and 415,839,871.91

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Solution

The fourth proportional to 940,555,486.06, 1,410,044,038.90 and 415,839,871.91 is: 623,410,889.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,555,486.06 : 1,410,044,038.90 = 415,839,871.91 : x
  2. Step 2: Convert to fraction form
    940,555,486.06/1,410,044,038.90 = 415,839,871.91/x
  3. Step 3: Cross multiply
    940,555,486.06x = 1,410,044,038.90 × 415,839,871.91
  4. Step 4: Simplify right side
    940,555,486.06x = 586,352,532,526,120,576
  5. Step 5: Solve for x
    x = 586,352,532,526,120,576/940,555,486.06
  6. Step 6: Final answer
    x = 623,410,889.86

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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.