Home / 1,135,778,856.70-1,702,492,553.85-617,113,435.90

Finding the Fourth Proportional to 1,135,778,856.70, 1,702,492,553.85 and 617,113,435.90

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Solution

The fourth proportional to 1,135,778,856.70, 1,702,492,553.85 and 617,113,435.90 is: 925,031,332.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,778,856.70 : 1,702,492,553.85 = 617,113,435.90 : x
  2. Step 2: Convert to fraction form
    1,135,778,856.70/1,702,492,553.85 = 617,113,435.90/x
  3. Step 3: Cross multiply
    1,135,778,856.70x = 1,702,492,553.85 × 617,113,435.90
  4. Step 4: Simplify right side
    1,135,778,856.70x = 1,050,631,029,500,539,136
  5. Step 5: Solve for x
    x = 1,050,631,029,500,539,136/1,135,778,856.70
  6. Step 6: Final answer
    x = 925,031,332.73

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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.