Home / 279,200,280.51-418,991,710.37-97,447,458.51

Finding the Fourth Proportional to 279,200,280.51, 418,991,710.37 and 97,447,458.51

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Solution

The fourth proportional to 279,200,280.51, 418,991,710.37 and 97,447,458.51 is: 146,237,952.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,200,280.51 : 418,991,710.37 = 97,447,458.51 : x
  2. Step 2: Convert to fraction form
    279,200,280.51/418,991,710.37 = 97,447,458.51/x
  3. Step 3: Cross multiply
    279,200,280.51x = 418,991,710.37 × 97,447,458.51
  4. Step 4: Simplify right side
    279,200,280.51x = 40,829,677,311,827,280
  5. Step 5: Solve for x
    x = 40,829,677,311,827,280/279,200,280.51
  6. Step 6: Final answer
    x = 146,237,952.33

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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.