Home / 157,731,216.22-236,385,339-122,758,561.45

Finding the Fourth Proportional to 157,731,216.22, 236,385,339 and 122,758,561.45

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Solution

The fourth proportional to 157,731,216.22, 236,385,339 and 122,758,561.45 is: 183,973,248.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,731,216.22 : 236,385,339 = 122,758,561.45 : x
  2. Step 2: Convert to fraction form
    157,731,216.22/236,385,339 = 122,758,561.45/x
  3. Step 3: Cross multiply
    157,731,216.22x = 236,385,339 × 122,758,561.45
  4. Step 4: Simplify right side
    157,731,216.22x = 29,018,324,163,510,584
  5. Step 5: Solve for x
    x = 29,018,324,163,510,584/157,731,216.22
  6. Step 6: Final answer
    x = 183,973,248.03

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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.