Home / 619,025,281.80-854,254,860.02-340,560,826.62

Finding the Fourth Proportional to 619,025,281.80, 854,254,860.02 and 340,560,826.62

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Solution

The fourth proportional to 619,025,281.80, 854,254,860.02 and 340,560,826.62 is: 469,973,924.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,025,281.80 : 854,254,860.02 = 340,560,826.62 : x
  2. Step 2: Convert to fraction form
    619,025,281.80/854,254,860.02 = 340,560,826.62/x
  3. Step 3: Cross multiply
    619,025,281.80x = 854,254,860.02 × 340,560,826.62
  4. Step 4: Simplify right side
    619,025,281.80x = 290,925,741,272,563,584
  5. Step 5: Solve for x
    x = 290,925,741,272,563,584/619,025,281.80
  6. Step 6: Final answer
    x = 469,973,924.86

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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.