Home / 2,178,333,038.40-3,267,074,404.80-724,310,462.40

Finding the Fourth Proportional to 2,178,333,038.40, 3,267,074,404.80 and 724,310,462.40

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Solution

The fourth proportional to 2,178,333,038.40, 3,267,074,404.80 and 724,310,462.40 is: 1,086,324,327.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,178,333,038.40 : 3,267,074,404.80 = 724,310,462.40 : x
  2. Step 2: Convert to fraction form
    2,178,333,038.40/3,267,074,404.80 = 724,310,462.40/x
  3. Step 3: Cross multiply
    2,178,333,038.40x = 3,267,074,404.80 × 724,310,462.40
  4. Step 4: Simplify right side
    2,178,333,038.40x = 2,366,376,172,835,892,736
  5. Step 5: Solve for x
    x = 2,366,376,172,835,892,736/2,178,333,038.40
  6. Step 6: Final answer
    x = 1,086,324,327.42

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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.