Home / 10,637,014,712.70-15,955,522,069.05-9,779,906,667.90

Finding the Fourth Proportional to 10,637,014,712.70, 15,955,522,069.05 and 9,779,906,667.90

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Solution

The fourth proportional to 10,637,014,712.70, 15,955,522,069.05 and 9,779,906,667.90 is: 14,669,860,001.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,637,014,712.70 : 15,955,522,069.05 = 9,779,906,667.90 : x
  2. Step 2: Convert to fraction form
    10,637,014,712.70/15,955,522,069.05 = 9,779,906,667.90/x
  3. Step 3: Cross multiply
    10,637,014,712.70x = 15,955,522,069.05 × 9,779,906,667.90
  4. Step 4: Simplify right side
    10,637,014,712.70x = 156,043,516,672,927,694,848
  5. Step 5: Solve for x
    x = 156,043,516,672,927,694,848/10,637,014,712.70
  6. Step 6: Final answer
    x = 14,669,860,001.85

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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.