Home / 398,675,411.70-598,013,117.55-244,822,586.10

Finding the Fourth Proportional to 398,675,411.70, 598,013,117.55 and 244,822,586.10

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Solution

The fourth proportional to 398,675,411.70, 598,013,117.55 and 244,822,586.10 is: 367,233,879.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,675,411.70 : 598,013,117.55 = 244,822,586.10 : x
  2. Step 2: Convert to fraction form
    398,675,411.70/598,013,117.55 = 244,822,586.10/x
  3. Step 3: Cross multiply
    398,675,411.70x = 598,013,117.55 × 244,822,586.10
  4. Step 4: Simplify right side
    398,675,411.70x = 146,407,117,960,314,272
  5. Step 5: Solve for x
    x = 146,407,117,960,314,272/398,675,411.70
  6. Step 6: Final answer
    x = 367,233,879.15

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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.