Home / 72,656,243,083.40-108,984,364,625.10-53,065,202,059.40

Finding the Fourth Proportional to 72,656,243,083.40, 108,984,364,625.10 and 53,065,202,059.40

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Solution

The fourth proportional to 72,656,243,083.40, 108,984,364,625.10 and 53,065,202,059.40 is: 79,597,803,089.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,656,243,083.40 : 108,984,364,625.10 = 53,065,202,059.40 : x
  2. Step 2: Convert to fraction form
    72,656,243,083.40/108,984,364,625.10 = 53,065,202,059.40/x
  3. Step 3: Cross multiply
    72,656,243,083.40x = 108,984,364,625.10 × 53,065,202,059.40
  4. Step 4: Simplify right side
    72,656,243,083.40x = 5,783,277,330,146,257,797,120
  5. Step 5: Solve for x
    x = 5,783,277,330,146,257,797,120/72,656,243,083.40
  6. Step 6: Final answer
    x = 79,597,803,089.10

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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.