Home / 286,367,176.90-429,575,508.57-79,105,514.98

Finding the Fourth Proportional to 286,367,176.90, 429,575,508.57 and 79,105,514.98

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Solution

The fourth proportional to 286,367,176.90, 429,575,508.57 and 79,105,514.98 is: 118,665,107.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,367,176.90 : 429,575,508.57 = 79,105,514.98 : x
  2. Step 2: Convert to fraction form
    286,367,176.90/429,575,508.57 = 79,105,514.98/x
  3. Step 3: Cross multiply
    286,367,176.90x = 429,575,508.57 × 79,105,514.98
  4. Step 4: Simplify right side
    286,367,176.90x = 33,981,791,828,225,256
  5. Step 5: Solve for x
    x = 33,981,791,828,225,256/286,367,176.90
  6. Step 6: Final answer
    x = 118,665,107.49

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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.