Home / 157,730,682.77-236,384,537.78-122,758,026.41

Finding the Fourth Proportional to 157,730,682.77, 236,384,537.78 and 122,758,026.41

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Solution

The fourth proportional to 157,730,682.77, 236,384,537.78 and 122,758,026.41 is: 183,972,444.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,730,682.77 : 236,384,537.78 = 122,758,026.41 : x
  2. Step 2: Convert to fraction form
    157,730,682.77/236,384,537.78 = 122,758,026.41/x
  3. Step 3: Cross multiply
    157,730,682.77x = 236,384,537.78 × 122,758,026.41
  4. Step 4: Simplify right side
    157,730,682.77x = 29,018,099,330,588,768
  5. Step 5: Solve for x
    x = 29,018,099,330,588,768/157,730,682.77
  6. Step 6: Final answer
    x = 183,972,444.81

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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.