Home / 331,646,482.88-497,533,487.04-127,158,609.92

Finding the Fourth Proportional to 331,646,482.88, 497,533,487.04 and 127,158,609.92

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Solution

The fourth proportional to 331,646,482.88, 497,533,487.04 and 127,158,609.92 is: 190,762,362.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,646,482.88 : 497,533,487.04 = 127,158,609.92 : x
  2. Step 2: Convert to fraction form
    331,646,482.88/497,533,487.04 = 127,158,609.92/x
  3. Step 3: Cross multiply
    331,646,482.88x = 497,533,487.04 × 127,158,609.92
  4. Step 4: Simplify right side
    331,646,482.88x = 63,265,666,600,656,736
  5. Step 5: Solve for x
    x = 63,265,666,600,656,736/331,646,482.88
  6. Step 6: Final answer
    x = 190,762,362.54

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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.