Home / 120,318,446,943.45-180,477,670,415.17-64,529,896,527.45

Finding the Fourth Proportional to 120,318,446,943.45, 180,477,670,415.17 and 64,529,896,527.45

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Solution

The fourth proportional to 120,318,446,943.45, 180,477,670,415.17 and 64,529,896,527.45 is: 96,794,844,791.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,318,446,943.45 : 180,477,670,415.17 = 64,529,896,527.45 : x
  2. Step 2: Convert to fraction form
    120,318,446,943.45/180,477,670,415.17 = 64,529,896,527.45/x
  3. Step 3: Cross multiply
    120,318,446,943.45x = 180,477,670,415.17 × 64,529,896,527.45
  4. Step 4: Simplify right side
    120,318,446,943.45x = 11,646,205,397,406,144,528,384
  5. Step 5: Solve for x
    x = 11,646,205,397,406,144,528,384/120,318,446,943.45
  6. Step 6: Final answer
    x = 96,794,844,791.17

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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.