Home / 240,136,572,501.88-360,192,172,559.13-78,766,723,050.17

Finding the Fourth Proportional to 240,136,572,501.88, 360,192,172,559.13 and 78,766,723,050.17

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Solution

The fourth proportional to 240,136,572,501.88, 360,192,172,559.13 and 78,766,723,050.17 is: 118,145,923,401.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,136,572,501.88 : 360,192,172,559.13 = 78,766,723,050.17 : x
  2. Step 2: Convert to fraction form
    240,136,572,501.88/360,192,172,559.13 = 78,766,723,050.17/x
  3. Step 3: Cross multiply
    240,136,572,501.88x = 360,192,172,559.13 × 78,766,723,050.17
  4. Step 4: Simplify right side
    240,136,572,501.88x = 28,371,157,100,804,033,216,512
  5. Step 5: Solve for x
    x = 28,371,157,100,804,033,216,512/240,136,572,501.88
  6. Step 6: Final answer
    x = 118,145,923,401.91

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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.