Home / 697,593,440.70-1,046,390,161.05-348,915,000.60

Finding the Fourth Proportional to 697,593,440.70, 1,046,390,161.05 and 348,915,000.60

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Solution

The fourth proportional to 697,593,440.70, 1,046,390,161.05 and 348,915,000.60 is: 523,372,500.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,593,440.70 : 1,046,390,161.05 = 348,915,000.60 : x
  2. Step 2: Convert to fraction form
    697,593,440.70/1,046,390,161.05 = 348,915,000.60/x
  3. Step 3: Cross multiply
    697,593,440.70x = 1,046,390,161.05 × 348,915,000.60
  4. Step 4: Simplify right side
    697,593,440.70x = 365,101,223,670,594,880
  5. Step 5: Solve for x
    x = 365,101,223,670,594,880/697,593,440.70
  6. Step 6: Final answer
    x = 523,372,500.90

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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.