Home / 1,135,778,863.20-1,702,492,563.60-617,113,442.40

Finding the Fourth Proportional to 1,135,778,863.20, 1,702,492,563.60 and 617,113,442.40

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Solution

The fourth proportional to 1,135,778,863.20, 1,702,492,563.60 and 617,113,442.40 is: 925,031,342.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,778,863.20 : 1,702,492,563.60 = 617,113,442.40 : x
  2. Step 2: Convert to fraction form
    1,135,778,863.20/1,702,492,563.60 = 617,113,442.40/x
  3. Step 3: Cross multiply
    1,135,778,863.20x = 1,702,492,563.60 × 617,113,442.40
  4. Step 4: Simplify right side
    1,135,778,863.20x = 1,050,631,046,583,596,800
  5. Step 5: Solve for x
    x = 1,050,631,046,583,596,800/1,135,778,863.20
  6. Step 6: Final answer
    x = 925,031,342.48

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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.