Home / 1,014,336,006.90-1,521,504,010.35-945,807,674.10

Finding the Fourth Proportional to 1,014,336,006.90, 1,521,504,010.35 and 945,807,674.10

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Solution

The fourth proportional to 1,014,336,006.90, 1,521,504,010.35 and 945,807,674.10 is: 1,418,711,511.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,336,006.90 : 1,521,504,010.35 = 945,807,674.10 : x
  2. Step 2: Convert to fraction form
    1,014,336,006.90/1,521,504,010.35 = 945,807,674.10/x
  3. Step 3: Cross multiply
    1,014,336,006.90x = 1,521,504,010.35 × 945,807,674.10
  4. Step 4: Simplify right side
    1,014,336,006.90x = 1,439,050,169,162,955,776
  5. Step 5: Solve for x
    x = 1,439,050,169,162,955,776/1,014,336,006.90
  6. Step 6: Final answer
    x = 1,418,711,511.15

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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.