Home / 171,061,312.29-236,259,461.57-115,961,509.41

Finding the Fourth Proportional to 171,061,312.29, 236,259,461.57 and 115,961,509.41

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Solution

The fourth proportional to 171,061,312.29, 236,259,461.57 and 115,961,509.41 is: 160,158,971.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,061,312.29 : 236,259,461.57 = 115,961,509.41 : x
  2. Step 2: Convert to fraction form
    171,061,312.29/236,259,461.57 = 115,961,509.41/x
  3. Step 3: Cross multiply
    171,061,312.29x = 236,259,461.57 × 115,961,509.41
  4. Step 4: Simplify right side
    171,061,312.29x = 27,397,003,775,471,280
  5. Step 5: Solve for x
    x = 27,397,003,775,471,280/171,061,312.29
  6. Step 6: Final answer
    x = 160,158,971.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.