Home / 5,157,757,939.89-7,117,730,060.85-2,930,212,359.57

Finding the Fourth Proportional to 5,157,757,939.89, 7,117,730,060.85 and 2,930,212,359.57

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Solution

The fourth proportional to 5,157,757,939.89, 7,117,730,060.85 and 2,930,212,359.57 is: 4,043,706,750.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,157,757,939.89 : 7,117,730,060.85 = 2,930,212,359.57 : x
  2. Step 2: Convert to fraction form
    5,157,757,939.89/7,117,730,060.85 = 2,930,212,359.57/x
  3. Step 3: Cross multiply
    5,157,757,939.89x = 7,117,730,060.85 × 2,930,212,359.57
  4. Step 4: Simplify right side
    5,157,757,939.89x = 20,856,460,596,385,599,488
  5. Step 5: Solve for x
    x = 20,856,460,596,385,599,488/5,157,757,939.89
  6. Step 6: Final answer
    x = 4,043,706,750.00

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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.