Home / 619,025,284.31-854,254,863.50-340,560,829.13

Finding the Fourth Proportional to 619,025,284.31, 854,254,863.50 and 340,560,829.13

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Solution

The fourth proportional to 619,025,284.31, 854,254,863.50 and 340,560,829.13 is: 469,973,928.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,025,284.31 : 854,254,863.50 = 340,560,829.13 : x
  2. Step 2: Convert to fraction form
    619,025,284.31/854,254,863.50 = 340,560,829.13/x
  3. Step 3: Cross multiply
    619,025,284.31x = 854,254,863.50 × 340,560,829.13
  4. Step 4: Simplify right side
    619,025,284.31x = 290,925,744,595,920,896
  5. Step 5: Solve for x
    x = 290,925,744,595,920,896/619,025,284.31
  6. Step 6: Final answer
    x = 469,973,928.32

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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.