Home / 672,651,513.60-1,008,977,270.40-362,715,122.40

Finding the Fourth Proportional to 672,651,513.60, 1,008,977,270.40 and 362,715,122.40

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Solution

The fourth proportional to 672,651,513.60, 1,008,977,270.40 and 362,715,122.40 is: 544,072,683.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,651,513.60 : 1,008,977,270.40 = 362,715,122.40 : x
  2. Step 2: Convert to fraction form
    672,651,513.60/1,008,977,270.40 = 362,715,122.40/x
  3. Step 3: Cross multiply
    672,651,513.60x = 1,008,977,270.40 × 362,715,122.40
  4. Step 4: Simplify right side
    672,651,513.60x = 365,971,314,131,953,856
  5. Step 5: Solve for x
    x = 365,971,314,131,953,856/672,651,513.60
  6. Step 6: Final answer
    x = 544,072,683.60

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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.