Home / 972,280,025,981.68-1,458,287,647,887.80-255,923,985,214.48

Finding the Fourth Proportional to 972,280,025,981.68, 1,458,287,647,887.80 and 255,923,985,214.48

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Solution

The fourth proportional to 972,280,025,981.68, 1,458,287,647,887.80 and 255,923,985,214.48 is: 383,851,129,780.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,280,025,981.68 : 1,458,287,647,887.80 = 255,923,985,214.48 : x
  2. Step 2: Convert to fraction form
    972,280,025,981.68/1,458,287,647,887.80 = 255,923,985,214.48/x
  3. Step 3: Cross multiply
    972,280,025,981.68x = 1,458,287,647,887.80 × 255,923,985,214.48
  4. Step 4: Simplify right side
    972,280,025,981.68x = 373,210,786,436,496,173,826,048
  5. Step 5: Solve for x
    x = 373,210,786,436,496,173,826,048/972,280,025,981.68
  6. Step 6: Final answer
    x = 383,851,129,780.93

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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.