Home / 398,675,412.70-598,013,119.05-244,822,587.10

Finding the Fourth Proportional to 398,675,412.70, 598,013,119.05 and 244,822,587.10

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Solution

The fourth proportional to 398,675,412.70, 598,013,119.05 and 244,822,587.10 is: 367,233,880.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,675,412.70 : 598,013,119.05 = 244,822,587.10 : x
  2. Step 2: Convert to fraction form
    398,675,412.70/598,013,119.05 = 244,822,587.10/x
  3. Step 3: Cross multiply
    398,675,412.70x = 598,013,119.05 × 244,822,587.10
  4. Step 4: Simplify right side
    398,675,412.70x = 146,407,118,925,561,280
  5. Step 5: Solve for x
    x = 146,407,118,925,561,280/398,675,412.70
  6. Step 6: Final answer
    x = 367,233,880.65

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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.