Home / 309,126,970.54-463,762,085.60-101,857,960.27

Finding the Fourth Proportional to 309,126,970.54, 463,762,085.60 and 101,857,960.27

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Solution

The fourth proportional to 309,126,970.54, 463,762,085.60 and 101,857,960.27 is: 152,810,542.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,126,970.54 : 463,762,085.60 = 101,857,960.27 : x
  2. Step 2: Convert to fraction form
    309,126,970.54/463,762,085.60 = 101,857,960.27/x
  3. Step 3: Cross multiply
    309,126,970.54x = 463,762,085.60 × 101,857,960.27
  4. Step 4: Simplify right side
    309,126,970.54x = 47,237,860,089,777,136
  5. Step 5: Solve for x
    x = 47,237,860,089,777,136/309,126,970.54
  6. Step 6: Final answer
    x = 152,810,542.57

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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.