Home / 3,009,354,905.70-4,514,032,358.55-938,807,625.60

Finding the Fourth Proportional to 3,009,354,905.70, 4,514,032,358.55 and 938,807,625.60

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Solution

The fourth proportional to 3,009,354,905.70, 4,514,032,358.55 and 938,807,625.60 is: 1,408,211,438.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009,354,905.70 : 4,514,032,358.55 = 938,807,625.60 : x
  2. Step 2: Convert to fraction form
    3,009,354,905.70/4,514,032,358.55 = 938,807,625.60/x
  3. Step 3: Cross multiply
    3,009,354,905.70x = 4,514,032,358.55 × 938,807,625.60
  4. Step 4: Simplify right side
    3,009,354,905.70x = 4,237,808,000,411,893,760
  5. Step 5: Solve for x
    x = 4,237,808,000,411,893,760/3,009,354,905.70
  6. Step 6: Final answer
    x = 1,408,211,438.40

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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.