Home / 309,254,674.55-426,760,470.38-170,024,422.55

Finding the Fourth Proportional to 309,254,674.55, 426,760,470.38 and 170,024,422.55

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Solution

The fourth proportional to 309,254,674.55, 426,760,470.38 and 170,024,422.55 is: 234,627,666.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,254,674.55 : 426,760,470.38 = 170,024,422.55 : x
  2. Step 2: Convert to fraction form
    309,254,674.55/426,760,470.38 = 170,024,422.55/x
  3. Step 3: Cross multiply
    309,254,674.55x = 426,760,470.38 × 170,024,422.55
  4. Step 4: Simplify right side
    309,254,674.55x = 72,559,702,541,817,136
  5. Step 5: Solve for x
    x = 72,559,702,541,817,136/309,254,674.55
  6. Step 6: Final answer
    x = 234,627,666.17

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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.