Home / 549,504,699.40-824,257,049.10-545,678,324.20

Finding the Fourth Proportional to 549,504,699.40, 824,257,049.10 and 545,678,324.20

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Solution

The fourth proportional to 549,504,699.40, 824,257,049.10 and 545,678,324.20 is: 818,517,486.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,504,699.40 : 824,257,049.10 = 545,678,324.20 : x
  2. Step 2: Convert to fraction form
    549,504,699.40/824,257,049.10 = 545,678,324.20/x
  3. Step 3: Cross multiply
    549,504,699.40x = 824,257,049.10 × 545,678,324.20
  4. Step 4: Simplify right side
    549,504,699.40x = 449,779,205,262,925,184
  5. Step 5: Solve for x
    x = 449,779,205,262,925,184/549,504,699.40
  6. Step 6: Final answer
    x = 818,517,486.30

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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.