Home / 607,892,742.85-838,892,702.71-329,434,266.38

Finding the Fourth Proportional to 607,892,742.85, 838,892,702.71 and 329,434,266.38

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Solution

The fourth proportional to 607,892,742.85, 838,892,702.71 and 329,434,266.38 is: 454,619,676.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,892,742.85 : 838,892,702.71 = 329,434,266.38 : x
  2. Step 2: Convert to fraction form
    607,892,742.85/838,892,702.71 = 329,434,266.38/x
  3. Step 3: Cross multiply
    607,892,742.85x = 838,892,702.71 × 329,434,266.38
  4. Step 4: Simplify right side
    607,892,742.85x = 276,360,002,088,804,288
  5. Step 5: Solve for x
    x = 276,360,002,088,804,288/607,892,742.85
  6. Step 6: Final answer
    x = 454,619,676.48

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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.