Home / 703,162,461.26-1,054,641,022.50-205,039,121.42

Finding the Fourth Proportional to 703,162,461.26, 1,054,641,022.50 and 205,039,121.42

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Solution

The fourth proportional to 703,162,461.26, 1,054,641,022.50 and 205,039,121.42 is: 307,528,744.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,162,461.26 : 1,054,641,022.50 = 205,039,121.42 : x
  2. Step 2: Convert to fraction form
    703,162,461.26/1,054,641,022.50 = 205,039,121.42/x
  3. Step 3: Cross multiply
    703,162,461.26x = 1,054,641,022.50 × 205,039,121.42
  4. Step 4: Simplify right side
    703,162,461.26x = 216,242,668,666,890,432
  5. Step 5: Solve for x
    x = 216,242,668,666,890,432/703,162,461.26
  6. Step 6: Final answer
    x = 307,528,744.18

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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.