Home / 161,072,083.82-241,157,866.16-87,030,586.46

Finding the Fourth Proportional to 161,072,083.82, 241,157,866.16 and 87,030,586.46

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Solution

The fourth proportional to 161,072,083.82, 241,157,866.16 and 87,030,586.46 is: 130,302,595.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,072,083.82 : 241,157,866.16 = 87,030,586.46 : x
  2. Step 2: Convert to fraction form
    161,072,083.82/241,157,866.16 = 87,030,586.46/x
  3. Step 3: Cross multiply
    161,072,083.82x = 241,157,866.16 × 87,030,586.46
  4. Step 4: Simplify right side
    161,072,083.82x = 20,988,110,521,346,988
  5. Step 5: Solve for x
    x = 20,988,110,521,346,988/161,072,083.82
  6. Step 6: Final answer
    x = 130,302,595.11

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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.