Home / 1,345,210,251.20-2,017,815,376.80-725,337,468.80

Finding the Fourth Proportional to 1,345,210,251.20, 2,017,815,376.80 and 725,337,468.80

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Solution

The fourth proportional to 1,345,210,251.20, 2,017,815,376.80 and 725,337,468.80 is: 1,088,006,203.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,210,251.20 : 2,017,815,376.80 = 725,337,468.80 : x
  2. Step 2: Convert to fraction form
    1,345,210,251.20/2,017,815,376.80 = 725,337,468.80/x
  3. Step 3: Cross multiply
    1,345,210,251.20x = 2,017,815,376.80 × 725,337,468.80
  4. Step 4: Simplify right side
    1,345,210,251.20x = 1,463,597,097,913,830,144
  5. Step 5: Solve for x
    x = 1,463,597,097,913,830,144/1,345,210,251.20
  6. Step 6: Final answer
    x = 1,088,006,203.20

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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.