Home / 549,067,900.74-823,601,155.58-140,124,060.42

Finding the Fourth Proportional to 549,067,900.74, 823,601,155.58 and 140,124,060.42

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Solution

The fourth proportional to 549,067,900.74, 823,601,155.58 and 140,124,060.42 is: 210,185,913.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,067,900.74 : 823,601,155.58 = 140,124,060.42 : x
  2. Step 2: Convert to fraction form
    549,067,900.74/823,601,155.58 = 140,124,060.42/x
  3. Step 3: Cross multiply
    549,067,900.74x = 823,601,155.58 × 140,124,060.42
  4. Step 4: Simplify right side
    549,067,900.74x = 115,406,338,086,473,728
  5. Step 5: Solve for x
    x = 115,406,338,086,473,728/549,067,900.74
  6. Step 6: Final answer
    x = 210,185,913.13

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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.