Home / 669,426,441.80-1,002,155,616.30-497,664,710.60

Finding the Fourth Proportional to 669,426,441.80, 1,002,155,616.30 and 497,664,710.60

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Solution

The fourth proportional to 669,426,441.80, 1,002,155,616.30 and 497,664,710.60 is: 745,022,087.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,426,441.80 : 1,002,155,616.30 = 497,664,710.60 : x
  2. Step 2: Convert to fraction form
    669,426,441.80/1,002,155,616.30 = 497,664,710.60/x
  3. Step 3: Cross multiply
    669,426,441.80x = 1,002,155,616.30 × 497,664,710.60
  4. Step 4: Simplify right side
    669,426,441.80x = 498,737,484,762,104,128
  5. Step 5: Solve for x
    x = 498,737,484,762,104,128/669,426,441.80
  6. Step 6: Final answer
    x = 745,022,087.00

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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.