Home / 309,254,696.30-426,760,500.39-170,024,444.30

Finding the Fourth Proportional to 309,254,696.30, 426,760,500.39 and 170,024,444.30

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Solution

The fourth proportional to 309,254,696.30, 426,760,500.39 and 170,024,444.30 is: 234,627,696.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,254,696.30 : 426,760,500.39 = 170,024,444.30 : x
  2. Step 2: Convert to fraction form
    309,254,696.30/426,760,500.39 = 170,024,444.30/x
  3. Step 3: Cross multiply
    309,254,696.30x = 426,760,500.39 × 170,024,444.30
  4. Step 4: Simplify right side
    309,254,696.30x = 72,559,716,925,865,872
  5. Step 5: Solve for x
    x = 72,559,716,925,865,872/309,254,696.30
  6. Step 6: Final answer
    x = 234,627,696.18

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1.5x scale

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.