Home / 66,529,853.80-99,794,780.70-30,698,045.80

Finding the Fourth Proportional to 66,529,853.80, 99,794,780.70 and 30,698,045.80

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Solution

The fourth proportional to 66,529,853.80, 99,794,780.70 and 30,698,045.80 is: 46,047,068.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,529,853.80 : 99,794,780.70 = 30,698,045.80 : x
  2. Step 2: Convert to fraction form
    66,529,853.80/99,794,780.70 = 30,698,045.80/x
  3. Step 3: Cross multiply
    66,529,853.80x = 99,794,780.70 × 30,698,045.80
  4. Step 4: Simplify right side
    66,529,853.80x = 3,063,504,748,529,556
  5. Step 5: Solve for x
    x = 3,063,504,748,529,556/66,529,853.80
  6. Step 6: Final answer
    x = 46,047,068.70

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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.