Home / 13,306,800,366.40-19,938,701,464.80-8,390,676,308.80

Finding the Fourth Proportional to 13,306,800,366.40, 19,938,701,464.80 and 8,390,676,308.80

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Solution

The fourth proportional to 13,306,800,366.40, 19,938,701,464.80 and 8,390,676,308.80 is: 12,572,458,096.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,306,800,366.40 : 19,938,701,464.80 = 8,390,676,308.80 : x
  2. Step 2: Convert to fraction form
    13,306,800,366.40/19,938,701,464.80 = 8,390,676,308.80/x
  3. Step 3: Cross multiply
    13,306,800,366.40x = 19,938,701,464.80 × 8,390,676,308.80
  4. Step 4: Simplify right side
    13,306,800,366.40x = 167,299,190,008,933,220,352
  5. Step 5: Solve for x
    x = 167,299,190,008,933,220,352/13,306,800,366.40
  6. Step 6: Final answer
    x = 12,572,458,096.79

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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.