Home / 159,142,496,430.78-219,715,776,396.80-101,303,523,076.14

Finding the Fourth Proportional to 159,142,496,430.78, 219,715,776,396.80 and 101,303,523,076.14

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Solution

The fourth proportional to 159,142,496,430.78, 219,715,776,396.80 and 101,303,523,076.14 is: 139,861,964,739.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,142,496,430.78 : 219,715,776,396.80 = 101,303,523,076.14 : x
  2. Step 2: Convert to fraction form
    159,142,496,430.78/219,715,776,396.80 = 101,303,523,076.14/x
  3. Step 3: Cross multiply
    159,142,496,430.78x = 219,715,776,396.80 × 101,303,523,076.14
  4. Step 4: Simplify right side
    159,142,496,430.78x = 22,257,982,224,405,245,198,336
  5. Step 5: Solve for x
    x = 22,257,982,224,405,245,198,336/159,142,496,430.78
  6. Step 6: Final answer
    x = 139,861,964,739.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.