Home / 60,577,570,307.67-90,868,206,619.10-20,782,786,940.65

Finding the Fourth Proportional to 60,577,570,307.67, 90,868,206,619.10 and 20,782,786,940.65

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Solution

The fourth proportional to 60,577,570,307.67, 90,868,206,619.10 and 20,782,786,940.65 is: 31,174,815,501.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,577,570,307.67 : 90,868,206,619.10 = 20,782,786,940.65 : x
  2. Step 2: Convert to fraction form
    60,577,570,307.67/90,868,206,619.10 = 20,782,786,940.65/x
  3. Step 3: Cross multiply
    60,577,570,307.67x = 90,868,206,619.10 × 20,782,786,940.65
  4. Step 4: Simplify right side
    60,577,570,307.67x = 1,888,494,577,844,163,969,024
  5. Step 5: Solve for x
    x = 1,888,494,577,844,163,969,024/60,577,570,307.67
  6. Step 6: Final answer
    x = 31,174,815,501.06

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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.