Home / 738,052,305.50-1,018,514,015.28-403,546,415.42

Finding the Fourth Proportional to 738,052,305.50, 1,018,514,015.28 and 403,546,415.42

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Solution

The fourth proportional to 738,052,305.50, 1,018,514,015.28 and 403,546,415.42 is: 556,895,055.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,052,305.50 : 1,018,514,015.28 = 403,546,415.42 : x
  2. Step 2: Convert to fraction form
    738,052,305.50/1,018,514,015.28 = 403,546,415.42/x
  3. Step 3: Cross multiply
    738,052,305.50x = 1,018,514,015.28 × 403,546,415.42
  4. Step 4: Simplify right side
    738,052,305.50x = 411,017,679,921,275,136
  5. Step 5: Solve for x
    x = 411,017,679,921,275,136/738,052,305.50
  6. Step 6: Final answer
    x = 556,895,055.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.