Home / 561,816,010.60-842,724,015.90-517,474,148.20

Finding the Fourth Proportional to 561,816,010.60, 842,724,015.90 and 517,474,148.20

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Solution

The fourth proportional to 561,816,010.60, 842,724,015.90 and 517,474,148.20 is: 776,211,222.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,816,010.60 : 842,724,015.90 = 517,474,148.20 : x
  2. Step 2: Convert to fraction form
    561,816,010.60/842,724,015.90 = 517,474,148.20/x
  3. Step 3: Cross multiply
    561,816,010.60x = 842,724,015.90 × 517,474,148.20
  4. Step 4: Simplify right side
    561,816,010.60x = 436,087,892,295,535,744
  5. Step 5: Solve for x
    x = 436,087,892,295,535,744/561,816,010.60
  6. Step 6: Final answer
    x = 776,211,222.30

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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.