Home / 331,513,548.58-497,185,501.45-98,289,724.64

Finding the Fourth Proportional to 331,513,548.58, 497,185,501.45 and 98,289,724.64

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Solution

The fourth proportional to 331,513,548.58, 497,185,501.45 and 98,289,724.64 is: 147,409,438.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,513,548.58 : 497,185,501.45 = 98,289,724.64 : x
  2. Step 2: Convert to fraction form
    331,513,548.58/497,185,501.45 = 98,289,724.64/x
  3. Step 3: Cross multiply
    331,513,548.58x = 497,185,501.45 × 98,289,724.64
  4. Step 4: Simplify right side
    331,513,548.58x = 48,868,226,032,520,816
  5. Step 5: Solve for x
    x = 48,868,226,032,520,816/331,513,548.58
  6. Step 6: Final answer
    x = 147,409,438.44

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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.