Home / 6,942,780,838.66-9,580,874,591.76-4,085,108,146.54

Finding the Fourth Proportional to 6,942,780,838.66, 9,580,874,591.76 and 4,085,108,146.54

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Solution

The fourth proportional to 6,942,780,838.66, 9,580,874,591.76 and 4,085,108,146.54 is: 5,637,353,353.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,942,780,838.66 : 9,580,874,591.76 = 4,085,108,146.54 : x
  2. Step 2: Convert to fraction form
    6,942,780,838.66/9,580,874,591.76 = 4,085,108,146.54/x
  3. Step 3: Cross multiply
    6,942,780,838.66x = 9,580,874,591.76 × 4,085,108,146.54
  4. Step 4: Simplify right side
    6,942,780,838.66x = 39,138,908,845,756,440,576
  5. Step 5: Solve for x
    x = 39,138,908,845,756,440,576/6,942,780,838.66
  6. Step 6: Final answer
    x = 5,637,353,353.84

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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.