Home / 91,303,384.03-125,985,217.47-55,521,570.85

Finding the Fourth Proportional to 91,303,384.03, 125,985,217.47 and 55,521,570.85

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Solution

The fourth proportional to 91,303,384.03, 125,985,217.47 and 55,521,570.85 is: 76,611,587.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,303,384.03 : 125,985,217.47 = 55,521,570.85 : x
  2. Step 2: Convert to fraction form
    91,303,384.03/125,985,217.47 = 55,521,570.85/x
  3. Step 3: Cross multiply
    91,303,384.03x = 125,985,217.47 × 55,521,570.85
  4. Step 4: Simplify right side
    91,303,384.03x = 6,994,897,177,813,263
  5. Step 5: Solve for x
    x = 6,994,897,177,813,263/91,303,384.03
  6. Step 6: Final answer
    x = 76,611,587.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.