Home / 179,671,346.40-269,507,019.60-115,101,264.90

Finding the Fourth Proportional to 179,671,346.40, 269,507,019.60 and 115,101,264.90

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Solution

The fourth proportional to 179,671,346.40, 269,507,019.60 and 115,101,264.90 is: 172,651,897.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,671,346.40 : 269,507,019.60 = 115,101,264.90 : x
  2. Step 2: Convert to fraction form
    179,671,346.40/269,507,019.60 = 115,101,264.90/x
  3. Step 3: Cross multiply
    179,671,346.40x = 269,507,019.60 × 115,101,264.90
  4. Step 4: Simplify right side
    179,671,346.40x = 31,020,598,855,389,096
  5. Step 5: Solve for x
    x = 31,020,598,855,389,096/179,671,346.40
  6. Step 6: Final answer
    x = 172,651,897.35

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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.