Home / 85,229,535,525.86-127,872,695,506.26-28,575,004,610.18

Finding the Fourth Proportional to 85,229,535,525.86, 127,872,695,506.26 and 28,575,004,610.18

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Solution

The fourth proportional to 85,229,535,525.86, 127,872,695,506.26 and 28,575,004,610.18 is: 42,872,026,006.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,229,535,525.86 : 127,872,695,506.26 = 28,575,004,610.18 : x
  2. Step 2: Convert to fraction form
    85,229,535,525.86/127,872,695,506.26 = 28,575,004,610.18/x
  3. Step 3: Cross multiply
    85,229,535,525.86x = 127,872,695,506.26 × 28,575,004,610.18
  4. Step 4: Simplify right side
    85,229,535,525.86x = 3,653,962,863,607,522,787,328
  5. Step 5: Solve for x
    x = 3,653,962,863,607,522,787,328/85,229,535,525.86
  6. Step 6: Final answer
    x = 42,872,026,006.75

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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.