Home / 741,403,779.92-1,023,069,596.28-439,937,146.88

Finding the Fourth Proportional to 741,403,779.92, 1,023,069,596.28 and 439,937,146.88

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Solution

The fourth proportional to 741,403,779.92, 1,023,069,596.28 and 439,937,146.88 is: 607,073,138.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,403,779.92 : 1,023,069,596.28 = 439,937,146.88 : x
  2. Step 2: Convert to fraction form
    741,403,779.92/1,023,069,596.28 = 439,937,146.88/x
  3. Step 3: Cross multiply
    741,403,779.92x = 1,023,069,596.28 × 439,937,146.88
  4. Step 4: Simplify right side
    741,403,779.92x = 450,086,319,247,096,640
  5. Step 5: Solve for x
    x = 450,086,319,247,096,640/741,403,779.92
  6. Step 6: Final answer
    x = 607,073,138.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.