Home / 669,362,854.20-1,004,044,281.30-238,385,830.20

Finding the Fourth Proportional to 669,362,854.20, 1,004,044,281.30 and 238,385,830.20

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Solution

The fourth proportional to 669,362,854.20, 1,004,044,281.30 and 238,385,830.20 is: 357,578,745.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,362,854.20 : 1,004,044,281.30 = 238,385,830.20 : x
  2. Step 2: Convert to fraction form
    669,362,854.20/1,004,044,281.30 = 238,385,830.20/x
  3. Step 3: Cross multiply
    669,362,854.20x = 1,004,044,281.30 × 238,385,830.20
  4. Step 4: Simplify right side
    669,362,854.20x = 239,349,929,555,262,816
  5. Step 5: Solve for x
    x = 239,349,929,555,262,816/669,362,854.20
  6. Step 6: Final answer
    x = 357,578,745.30

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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.