Home / 10,761,918,015.60-16,142,877,023.40-9,289,720,157.40

Finding the Fourth Proportional to 10,761,918,015.60, 16,142,877,023.40 and 9,289,720,157.40

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Solution

The fourth proportional to 10,761,918,015.60, 16,142,877,023.40 and 9,289,720,157.40 is: 13,934,580,236.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,761,918,015.60 : 16,142,877,023.40 = 9,289,720,157.40 : x
  2. Step 2: Convert to fraction form
    10,761,918,015.60/16,142,877,023.40 = 9,289,720,157.40/x
  3. Step 3: Cross multiply
    10,761,918,015.60x = 16,142,877,023.40 × 9,289,720,157.40
  4. Step 4: Simplify right side
    10,761,918,015.60x = 149,962,810,082,708,291,584
  5. Step 5: Solve for x
    x = 149,962,810,082,708,291,584/10,761,918,015.60
  6. Step 6: Final answer
    x = 13,934,580,236.10

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Double scale
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Similar ratio
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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.