Home / 72,324,099,522.33-99,812,840,455.70-43,389,373,110.34

Finding the Fourth Proportional to 72,324,099,522.33, 99,812,840,455.70 and 43,389,373,110.34

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Solution

The fourth proportional to 72,324,099,522.33, 99,812,840,455.70 and 43,389,373,110.34 is: 59,880,684,368.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,324,099,522.33 : 99,812,840,455.70 = 43,389,373,110.34 : x
  2. Step 2: Convert to fraction form
    72,324,099,522.33/99,812,840,455.70 = 43,389,373,110.34/x
  3. Step 3: Cross multiply
    72,324,099,522.33x = 99,812,840,455.70 × 43,389,373,110.34
  4. Step 4: Simplify right side
    72,324,099,522.33x = 4,330,816,575,735,518,461,952
  5. Step 5: Solve for x
    x = 4,330,816,575,735,518,461,952/72,324,099,522.33
  6. Step 6: Final answer
    x = 59,880,684,368.54

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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.