Home / 707,453,470.62-1,061,371,261.26-216,153,343.86

Finding the Fourth Proportional to 707,453,470.62, 1,061,371,261.26 and 216,153,343.86

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Solution

The fourth proportional to 707,453,470.62, 1,061,371,261.26 and 216,153,343.86 is: 324,288,390.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,453,470.62 : 1,061,371,261.26 = 216,153,343.86 : x
  2. Step 2: Convert to fraction form
    707,453,470.62/1,061,371,261.26 = 216,153,343.86/x
  3. Step 3: Cross multiply
    707,453,470.62x = 1,061,371,261.26 × 216,153,343.86
  4. Step 4: Simplify right side
    707,453,470.62x = 229,418,947,198,254,688
  5. Step 5: Solve for x
    x = 229,418,947,198,254,688/707,453,470.62
  6. Step 6: Final answer
    x = 324,288,390.30

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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.