Home / 504,721,181.24-696,516,193.80-278,660,602.16

Finding the Fourth Proportional to 504,721,181.24, 696,516,193.80 and 278,660,602.16

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Solution

The fourth proportional to 504,721,181.24, 696,516,193.80 and 278,660,602.16 is: 384,552,163.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,721,181.24 : 696,516,193.80 = 278,660,602.16 : x
  2. Step 2: Convert to fraction form
    504,721,181.24/696,516,193.80 = 278,660,602.16/x
  3. Step 3: Cross multiply
    504,721,181.24x = 696,516,193.80 × 278,660,602.16
  4. Step 4: Simplify right side
    504,721,181.24x = 194,091,621,978,499,264
  5. Step 5: Solve for x
    x = 194,091,621,978,499,264/504,721,181.24
  6. Step 6: Final answer
    x = 384,552,163.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.