Home / 322,547,999.20-483,821,998.80-118,008,095.20

Finding the Fourth Proportional to 322,547,999.20, 483,821,998.80 and 118,008,095.20

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Solution

The fourth proportional to 322,547,999.20, 483,821,998.80 and 118,008,095.20 is: 177,012,142.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,547,999.20 : 483,821,998.80 = 118,008,095.20 : x
  2. Step 2: Convert to fraction form
    322,547,999.20/483,821,998.80 = 118,008,095.20/x
  3. Step 3: Cross multiply
    322,547,999.20x = 483,821,998.80 × 118,008,095.20
  4. Step 4: Simplify right side
    322,547,999.20x = 57,094,912,494,244,688
  5. Step 5: Solve for x
    x = 57,094,912,494,244,688/322,547,999.20
  6. Step 6: Final answer
    x = 177,012,142.80

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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.