Home / 5,371,488,492.60-8,057,232,738.90-3,189,331,385.40

Finding the Fourth Proportional to 5,371,488,492.60, 8,057,232,738.90 and 3,189,331,385.40

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Solution

The fourth proportional to 5,371,488,492.60, 8,057,232,738.90 and 3,189,331,385.40 is: 4,783,997,078.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371,488,492.60 : 8,057,232,738.90 = 3,189,331,385.40 : x
  2. Step 2: Convert to fraction form
    5,371,488,492.60/8,057,232,738.90 = 3,189,331,385.40/x
  3. Step 3: Cross multiply
    5,371,488,492.60x = 8,057,232,738.90 × 3,189,331,385.40
  4. Step 4: Simplify right side
    5,371,488,492.60x = 25,697,185,253,646,172,160
  5. Step 5: Solve for x
    x = 25,697,185,253,646,172,160/5,371,488,492.60
  6. Step 6: Final answer
    x = 4,783,997,078.10

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1.5x scale

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.