Home / 1,092,187,216.45-1,639,446,672.33-470,709,150.08

Finding the Fourth Proportional to 1,092,187,216.45, 1,639,446,672.33 and 470,709,150.08

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Solution

The fourth proportional to 1,092,187,216.45, 1,639,446,672.33 and 470,709,150.08 is: 706,566,180.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,187,216.45 : 1,639,446,672.33 = 470,709,150.08 : x
  2. Step 2: Convert to fraction form
    1,092,187,216.45/1,639,446,672.33 = 470,709,150.08/x
  3. Step 3: Cross multiply
    1,092,187,216.45x = 1,639,446,672.33 × 470,709,150.08
  4. Step 4: Simplify right side
    1,092,187,216.45x = 771,702,549,736,272,896
  5. Step 5: Solve for x
    x = 771,702,549,736,272,896/1,092,187,216.45
  6. Step 6: Final answer
    x = 706,566,180.34

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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.