Home / 120,361,688,300.11-166,089,256,886.42-70,858,462,247.59

Finding the Fourth Proportional to 120,361,688,300.11, 166,089,256,886.42 and 70,858,462,247.59

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Solution

The fourth proportional to 120,361,688,300.11, 166,089,256,886.42 and 70,858,462,247.59 is: 97,778,865,559.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,361,688,300.11 : 166,089,256,886.42 = 70,858,462,247.59 : x
  2. Step 2: Convert to fraction form
    120,361,688,300.11/166,089,256,886.42 = 70,858,462,247.59/x
  3. Step 3: Cross multiply
    120,361,688,300.11x = 166,089,256,886.42 × 70,858,462,247.59
  4. Step 4: Simplify right side
    120,361,688,300.11x = 11,768,829,338,816,669,024,256
  5. Step 5: Solve for x
    x = 11,768,829,338,816,669,024,256/120,361,688,300.11
  6. Step 6: Final answer
    x = 97,778,865,559.55

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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.