Home / 120,318,446,903.70-180,477,670,355.55-64,529,896,487.70

Finding the Fourth Proportional to 120,318,446,903.70, 180,477,670,355.55 and 64,529,896,487.70

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Solution

The fourth proportional to 120,318,446,903.70, 180,477,670,355.55 and 64,529,896,487.70 is: 96,794,844,731.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,318,446,903.70 : 180,477,670,355.55 = 64,529,896,487.70 : x
  2. Step 2: Convert to fraction form
    120,318,446,903.70/180,477,670,355.55 = 64,529,896,487.70/x
  3. Step 3: Cross multiply
    120,318,446,903.70x = 180,477,670,355.55 × 64,529,896,487.70
  4. Step 4: Simplify right side
    120,318,446,903.70x = 11,646,205,386,384,883,056,640
  5. Step 5: Solve for x
    x = 11,646,205,386,384,883,056,640/120,318,446,903.70
  6. Step 6: Final answer
    x = 96,794,844,731.55

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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.