Home / 5,347,203,407.20-8,020,805,110.80-5,120,490,676.60

Finding the Fourth Proportional to 5,347,203,407.20, 8,020,805,110.80 and 5,120,490,676.60

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Solution

The fourth proportional to 5,347,203,407.20, 8,020,805,110.80 and 5,120,490,676.60 is: 7,680,736,014.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347,203,407.20 : 8,020,805,110.80 = 5,120,490,676.60 : x
  2. Step 2: Convert to fraction form
    5,347,203,407.20/8,020,805,110.80 = 5,120,490,676.60/x
  3. Step 3: Cross multiply
    5,347,203,407.20x = 8,020,805,110.80 × 5,120,490,676.60
  4. Step 4: Simplify right side
    5,347,203,407.20x = 41,070,457,788,677,038,080
  5. Step 5: Solve for x
    x = 41,070,457,788,677,038,080/5,347,203,407.20
  6. Step 6: Final answer
    x = 7,680,736,014.90

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1.5x scale

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.