Home / 543,463,454.70-815,195,182.05-459,283,200.30

Finding the Fourth Proportional to 543,463,454.70, 815,195,182.05 and 459,283,200.30

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Solution

The fourth proportional to 543,463,454.70, 815,195,182.05 and 459,283,200.30 is: 688,924,800.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,463,454.70 : 815,195,182.05 = 459,283,200.30 : x
  2. Step 2: Convert to fraction form
    543,463,454.70/815,195,182.05 = 459,283,200.30/x
  3. Step 3: Cross multiply
    543,463,454.70x = 815,195,182.05 × 459,283,200.30
  4. Step 4: Simplify right side
    543,463,454.70x = 374,405,452,081,065,088
  5. Step 5: Solve for x
    x = 374,405,452,081,065,088/543,463,454.70
  6. Step 6: Final answer
    x = 688,924,800.45

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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.