Home / 270,698,045.10-406,047,067.65-66,226,120.35

Finding the Fourth Proportional to 270,698,045.10, 406,047,067.65 and 66,226,120.35

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Solution

The fourth proportional to 270,698,045.10, 406,047,067.65 and 66,226,120.35 is: 99,339,180.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,698,045.10 : 406,047,067.65 = 66,226,120.35 : x
  2. Step 2: Convert to fraction form
    270,698,045.10/406,047,067.65 = 66,226,120.35/x
  3. Step 3: Cross multiply
    270,698,045.10x = 406,047,067.65 × 66,226,120.35
  4. Step 4: Simplify right side
    270,698,045.10x = 26,890,921,969,953,492
  5. Step 5: Solve for x
    x = 26,890,921,969,953,492/270,698,045.10
  6. Step 6: Final answer
    x = 99,339,180.53

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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.