Home / 5,157,758,003.64-7,117,730,148.92-2,930,212,423.32

Finding the Fourth Proportional to 5,157,758,003.64, 7,117,730,148.92 and 2,930,212,423.32

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Solution

The fourth proportional to 5,157,758,003.64, 7,117,730,148.92 and 2,930,212,423.32 is: 4,043,706,838.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,157,758,003.64 : 7,117,730,148.92 = 2,930,212,423.32 : x
  2. Step 2: Convert to fraction form
    5,157,758,003.64/7,117,730,148.92 = 2,930,212,423.32/x
  3. Step 3: Cross multiply
    5,157,758,003.64x = 7,117,730,148.92 × 2,930,212,423.32
  4. Step 4: Simplify right side
    5,157,758,003.64x = 20,856,461,308,204,699,648
  5. Step 5: Solve for x
    x = 20,856,461,308,204,699,648/5,157,758,003.64
  6. Step 6: Final answer
    x = 4,043,706,838.03

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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.