Home / 590,822,661.28-885,441,812.08-459,823,118.24

Finding the Fourth Proportional to 590,822,661.28, 885,441,812.08 and 459,823,118.24

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Solution

The fourth proportional to 590,822,661.28, 885,441,812.08 and 459,823,118.24 is: 689,118,142.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,822,661.28 : 885,441,812.08 = 459,823,118.24 : x
  2. Step 2: Convert to fraction form
    590,822,661.28/885,441,812.08 = 459,823,118.24/x
  3. Step 3: Cross multiply
    590,822,661.28x = 885,441,812.08 × 459,823,118.24
  4. Step 4: Simplify right side
    590,822,661.28x = 407,146,615,050,701,760
  5. Step 5: Solve for x
    x = 407,146,615,050,701,760/590,822,661.28
  6. Step 6: Final answer
    x = 689,118,142.78

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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.