Home / 332,346,503.30-498,074,107.09-258,659,256.20

Finding the Fourth Proportional to 332,346,503.30, 498,074,107.09 and 258,659,256.20

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Solution

The fourth proportional to 332,346,503.30, 498,074,107.09 and 258,659,256.20 is: 387,642,044.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,346,503.30 : 498,074,107.09 = 258,659,256.20 : x
  2. Step 2: Convert to fraction form
    332,346,503.30/498,074,107.09 = 258,659,256.20/x
  3. Step 3: Cross multiply
    332,346,503.30x = 498,074,107.09 × 258,659,256.20
  4. Step 4: Simplify right side
    332,346,503.30x = 128,831,478,072,378,528
  5. Step 5: Solve for x
    x = 128,831,478,072,378,528/332,346,503.30
  6. Step 6: Final answer
    x = 387,642,044.65

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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.