Home / 549,067,893.99-823,601,145.47-140,124,053.67

Finding the Fourth Proportional to 549,067,893.99, 823,601,145.47 and 140,124,053.67

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Solution

The fourth proportional to 549,067,893.99, 823,601,145.47 and 140,124,053.67 is: 210,185,903.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,067,893.99 : 823,601,145.47 = 140,124,053.67 : x
  2. Step 2: Convert to fraction form
    549,067,893.99/823,601,145.47 = 140,124,053.67/x
  3. Step 3: Cross multiply
    549,067,893.99x = 823,601,145.47 × 140,124,053.67
  4. Step 4: Simplify right side
    549,067,893.99x = 115,406,331,109,811,136
  5. Step 5: Solve for x
    x = 115,406,331,109,811,136/549,067,893.99
  6. Step 6: Final answer
    x = 210,185,903.01

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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.