Home / 456,767,256.48-685,041,180.96-210,887,650.56

Finding the Fourth Proportional to 456,767,256.48, 685,041,180.96 and 210,887,650.56

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Solution

The fourth proportional to 456,767,256.48, 685,041,180.96 and 210,887,650.56 is: 316,280,826.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,767,256.48 : 685,041,180.96 = 210,887,650.56 : x
  2. Step 2: Convert to fraction form
    456,767,256.48/685,041,180.96 = 210,887,650.56/x
  3. Step 3: Cross multiply
    456,767,256.48x = 685,041,180.96 × 210,887,650.56
  4. Step 4: Simplify right side
    456,767,256.48x = 144,466,725,189,502,208
  5. Step 5: Solve for x
    x = 144,466,725,189,502,208/456,767,256.48
  6. Step 6: Final answer
    x = 316,280,826.04

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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.