Home / 454,153,009.82-626,731,393.77-245,309,152.10

Finding the Fourth Proportional to 454,153,009.82, 626,731,393.77 and 245,309,152.10

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Solution

The fourth proportional to 454,153,009.82, 626,731,393.77 and 245,309,152.10 is: 338,526,759.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,153,009.82 : 626,731,393.77 = 245,309,152.10 : x
  2. Step 2: Convert to fraction form
    454,153,009.82/626,731,393.77 = 245,309,152.10/x
  3. Step 3: Cross multiply
    454,153,009.82x = 626,731,393.77 × 245,309,152.10
  4. Step 4: Simplify right side
    454,153,009.82x = 153,742,946,797,036,256
  5. Step 5: Solve for x
    x = 153,742,946,797,036,256/454,153,009.82
  6. Step 6: Final answer
    x = 338,526,759.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.