Home / 161,728,948.82-242,507,114-83,927,518.02

Finding the Fourth Proportional to 161,728,948.82, 242,507,114 and 83,927,518.02

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Solution

The fourth proportional to 161,728,948.82, 242,507,114 and 83,927,518.02 is: 125,846,487.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,728,948.82 : 242,507,114 = 83,927,518.02 : x
  2. Step 2: Convert to fraction form
    161,728,948.82/242,507,114 = 83,927,518.02/x
  3. Step 3: Cross multiply
    161,728,948.82x = 242,507,114 × 83,927,518.02
  4. Step 4: Simplify right side
    161,728,948.82x = 20,353,020,180,213,192
  5. Step 5: Solve for x
    x = 20,353,020,180,213,192/161,728,948.82
  6. Step 6: Final answer
    x = 125,846,487.77

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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.