Home / 122,448,201.75-183,240,904.55-76,411,731.47

Finding the Fourth Proportional to 122,448,201.75, 183,240,904.55 and 76,411,731.47

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Solution

The fourth proportional to 122,448,201.75, 183,240,904.55 and 76,411,731.47 is: 114,348,390.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,448,201.75 : 183,240,904.55 = 76,411,731.47 : x
  2. Step 2: Convert to fraction form
    122,448,201.75/183,240,904.55 = 76,411,731.47/x
  3. Step 3: Cross multiply
    122,448,201.75x = 183,240,904.55 × 76,411,731.47
  4. Step 4: Simplify right side
    122,448,201.75x = 14,001,754,791,496,238
  5. Step 5: Solve for x
    x = 14,001,754,791,496,238/122,448,201.75
  6. Step 6: Final answer
    x = 114,348,390.51

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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.