Home / 1,452,216,995.72-2,173,816,449.06-786,577,842.98

Finding the Fourth Proportional to 1,452,216,995.72, 2,173,816,449.06 and 786,577,842.98

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Solution

The fourth proportional to 1,452,216,995.72, 2,173,816,449.06 and 786,577,842.98 is: 1,177,424,488.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,216,995.72 : 2,173,816,449.06 = 786,577,842.98 : x
  2. Step 2: Convert to fraction form
    1,452,216,995.72/2,173,816,449.06 = 786,577,842.98/x
  3. Step 3: Cross multiply
    1,452,216,995.72x = 2,173,816,449.06 × 786,577,842.98
  4. Step 4: Simplify right side
    1,452,216,995.72x = 1,709,875,853,536,057,856
  5. Step 5: Solve for x
    x = 1,709,875,853,536,057,856/1,452,216,995.72
  6. Step 6: Final answer
    x = 1,177,424,488.61

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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.