Home / 1,363,712,603.31-2,045,607,017.09-443,588,945.58

Finding the Fourth Proportional to 1,363,712,603.31, 2,045,607,017.09 and 443,588,945.58

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Solution

The fourth proportional to 1,363,712,603.31, 2,045,607,017.09 and 443,588,945.58 is: 665,395,815.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,712,603.31 : 2,045,607,017.09 = 443,588,945.58 : x
  2. Step 2: Convert to fraction form
    1,363,712,603.31/2,045,607,017.09 = 443,588,945.58/x
  3. Step 3: Cross multiply
    1,363,712,603.31x = 2,045,607,017.09 × 443,588,945.58
  4. Step 4: Simplify right side
    1,363,712,603.31x = 907,408,659,779,784,192
  5. Step 5: Solve for x
    x = 907,408,659,779,784,192/1,363,712,603.31
  6. Step 6: Final answer
    x = 665,395,815.49

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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.