Home / 113,798,309.40-170,697,464.10-85,100,495.40

Finding the Fourth Proportional to 113,798,309.40, 170,697,464.10 and 85,100,495.40

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Solution

The fourth proportional to 113,798,309.40, 170,697,464.10 and 85,100,495.40 is: 127,650,743.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,798,309.40 : 170,697,464.10 = 85,100,495.40 : x
  2. Step 2: Convert to fraction form
    113,798,309.40/170,697,464.10 = 85,100,495.40/x
  3. Step 3: Cross multiply
    113,798,309.40x = 170,697,464.10 × 85,100,495.40
  4. Step 4: Simplify right side
    113,798,309.40x = 14,526,438,758,433,716
  5. Step 5: Solve for x
    x = 14,526,438,758,433,716/113,798,309.40
  6. Step 6: Final answer
    x = 127,650,743.10

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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.